CVE-2026-73432

MEDIUMPre-NVD 5.15.1
EchelonGraph scoreMEDIUM confidence

“—” beside the score: it is equal to the CVSS score beside it.

This medium-severity CVE scores 5.1 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.4% (32nd percentile of EPSS-scored CVEs). No GitHub Security Advisory CVSS is on record for this CVE.

Triggered by: Headline CVSS from a secondary CVSS source
Sources: EPSS, a secondary CVSS source

Also known asEUVD-2026-57231 (ENISA EUVD) · GHSA-wx9v-ffw3-45wg (GitHub Security Advisories)Source: ENISA EUVD

5.1EG
EchelonGraph verdictMonitorThe upstream fix is not in a release yet: until the release ships, restrict network exposure of the affected system or apply the vendor's mitigation on your normal schedule, then apply it (the SSVC decision on this page).
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 5.1Exploit: None knownExposed services: Not assessed

An upstream fix is merged but not yet released — mitigate (WAF / firewall / segmentation) until the release ships, then apply it.

Vulnerability-Lookup contains a server-side request forgery (SSRF) vulnerability in the remote-instance synchronization functionality. Remote instance addresses were validated only for basic URL syntax before being stored, while the synchronization worker later dereferenced these addresses using requests.get() with automatic redirect handling and without enforcing network-boundary restrictions.

An authenticated administrator with the admin:access permission could configure a remote instance whose address points to an internal, loopback, link-local, or cloud metadata HTTP(S) service. When synchronization is performed, the Vulnerability-Lookup server would issue the request from its own network context. An attacker could also use a publicly accessible URL that redirects to an internal destination, because redirects were previously followed without revalidating the destination.

Successful exploitation could allow a privileged attacker to probe or interact with services that are accessible from the Vulnerability-Lookup server but not directly reachable by the attacker, including private network services or cloud instance metadata endpoints. The exact confidentiality, integrity, or availability impact depends on the services reachable from the application server.

The patch introduces a shared outbound URL policy that restricts remote instances to HTTP(S), rejects non-public IP addresses, resolves hostnames at request time, and manually validates each redirect destination before following it. The implementation explicitly blocks private, loopback, link-local, multicast, reserved, and unspecified addresses.

CVSS v3
5.1
EG Score
5.1MEDIUMmedium confidence
EG Risk
23
EG Risk 23/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity51% × 45%
Impact severity (EG Severity): CVSS 5.1 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation0.4% × 40%
FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.
Automatability0% × 15%
CISA's SSVC Automatable value: no (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at every mission impact level.
Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: An upstream fix is merged but not yet in a tagged release. Until the release ships, restrict network exposure of the affected system or apply the vendor's mitigation on your normal schedule, then apply it.
EPSS PROB
0.4%
EPSS %ILE
32nd
KEV
Not listed

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (5.1): severity, escalated by confirmed exploitation. This CVE's 5.1 is its impact severity (EG Severity), not escalated.

EG Severity
5.1 MEDIUMCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.a secondary CVSS source · CVSS v3.0 or v3.1
EG Likelihood
0.4% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-10-24). FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Track at medium mission impactTrack at every mission impact level.CISA BOD 26-04: 60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.No released fix is confirmed on this page, but CISA's timeline does not wait for a fix's release: it starts when an agency identifies the flaw on an asset and updates the CDM Agency and Federal Dashboard, and the directive counts patching, decommissioning the system or another action as remediation. Until a fixed release is applied, mitigate as this page's verdict says. In the directive's words, “Fix on system upgrade” means that, “unless conditions change”, the vulnerability “should be remediated the next time the vulnerable asset receives a scheduled major upgrade or rebuild”: its timelines are “dynamic as facts change”, and a KEV listing shortens them.Each input and its source, and whom BOD 26-04 binds: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at every mission impact level.

An upstream fix is merged but not yet in a tagged release. Until the release ships, restrict network exposure of the affected system or apply the vendor's mitigation on your normal schedule, then apply it.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.

No released fix is confirmed on this page, but CISA's timeline does not wait for a fix's release: it starts when an agency identifies the flaw on an asset and updates the CDM Agency and Federal Dashboard, and the directive counts patching, decommissioning the system or another action as remediation. Until a fixed release is applied, mitigate as this page's verdict says. In the directive's words, “Fix on system upgrade” means that, “unless conditions change”, the vulnerability “should be remediated the next time the vulnerable asset receives a scheduled major upgrade or rebuild”: its timelines are “dynamic as facts change”, and a KEV listing shortens them.

The score's inputs: In CISA KEV no (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

Published

August 12, 2026

Last Modified

August 26, 2026

Advisory Details (1)

Auto-updated Aug 12, 2026
Upstream fix merged — awaiting tagged release. Sources: github_commit.
GitHub commit

commit a3cf621c2583 (vulnerability-lookup/vulnerability-lookup)

Fix landed in vulnerability-lookup/vulnerability-lookup commit a3cf621c2583 — awaiting tagged release

https://github.com/vulnerability-lookup/vulnerability-lookup/commit/a3cf621c2583c45227a5b7880123ba0ffef3cc0f

Vendor Advisories for CVE-2026-73432(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 43× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.

Showing the most recent 100 of 176 refreshes on record for this CVE.

A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. None are among the latest 100 rows. The 76 oldest rows on record are not shown and were not checked, so the counts can still include repeats.

  1. 2026-11-01 16:35 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  2. 2026-10-31 16:33 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  3. 2026-10-30 16:35 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  4. 2026-10-30 06:25 UTCOSV refresh
  5. 2026-10-29 16:34 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  6. 2026-10-28 16:33 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  7. 2026-10-27 16:32 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  8. 2026-10-26 16:32 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  9. 2026-10-25 16:34 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  10. 2026-10-25 14:05 UTCEG score recompute
  11. 2026-10-24 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  12. 2026-10-23 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  13. 2026-10-22 19:02 UTCEG score recompute
  14. 2026-10-22 19:02 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  15. 2026-10-22 16:35 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  16. 2026-10-21 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  17. 2026-10-20 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  18. 2026-10-19 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  19. 2026-10-18 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  20. 2026-10-18 03:15 UTCEG score recompute
  21. 2026-10-17 16:35 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  22. 2026-10-16 16:44 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  23. 2026-10-15 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  24. 2026-10-14 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  25. 2026-10-13 16:35 UTCEPSS rescoreEPSS 0.4% · 31st percentile
Show 75 more
  1. 2026-10-12 16:34 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  2. 2026-10-12 15:41 UTCEG score recompute
  3. 2026-10-11 19:26 UTCEG score recompute
  4. 2026-10-11 16:42 UTCEG score recompute
  5. 2026-10-11 14:01 UTCEG score recompute
  6. 2026-10-11 13:49 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  7. 2026-10-10 20:00 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  8. 2026-10-09 20:07 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  9. 2026-10-08 17:13 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  10. 2026-10-07 23:48 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  11. 2026-10-06 17:30 UTCEG score recompute
  12. 2026-10-06 17:30 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  13. 2026-10-06 15:18 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  14. 2026-10-05 17:43 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  15. 2026-10-04 23:22 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  16. 2026-10-04 22:31 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  17. 2026-10-03 20:05 UTCEG score recompute
  18. 2026-10-03 20:04 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  19. 2026-10-03 14:26 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  20. 2026-10-02 08:22 UTCEG score recompute
  21. 2026-10-02 08:22 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  22. 2026-10-01 19:50 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  23. 2026-09-30 21:57 UTCEG score recompute
  24. 2026-09-30 21:57 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  25. 2026-09-29 15:24 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  26. 2026-09-28 13:52 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  27. 2026-09-28 11:11 UTCEG score recompute
  28. 2026-09-28 11:11 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  29. 2026-09-27 13:48 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  30. 2026-09-27 09:56 UTCEG score recompute
  31. 2026-09-27 09:56 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  32. 2026-09-26 15:59 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  33. 2026-09-25 03:42 UTCEG score recompute
  34. 2026-09-25 03:42 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  35. 2026-09-23 17:54 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  36. 2026-09-23 14:02 UTCEG score recompute
  37. 2026-09-23 14:02 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  38. 2026-09-22 12:47 UTCEG score recompute
  39. 2026-09-22 12:46 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  40. 2026-09-21 21:09 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  41. 2026-09-21 11:31 UTCEG score recompute
  42. 2026-09-21 11:31 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  43. 2026-09-20 20:16 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  44. 2026-09-20 10:15 UTCEG score recompute
  45. 2026-09-20 10:15 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  46. 2026-09-19 06:20 UTCEG score recompute
  47. 2026-09-19 06:20 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  48. 2026-09-18 19:28 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  49. 2026-09-18 05:05 UTCEG score recompute
  50. 2026-09-18 05:05 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  51. 2026-09-17 03:50 UTCEG score recompute
  52. 2026-09-17 03:50 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  53. 2026-09-16 14:08 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  54. 2026-09-16 05:15 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  55. 2026-09-16 01:18 UTCEG score recompute
  56. 2026-09-16 01:18 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  57. 2026-09-15 03:12 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  58. 2026-09-14 22:16 UTCEG score recompute
  59. 2026-09-14 22:16 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  60. 2026-09-13 16:19 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  61. 2026-09-12 15:04 UTCEG score recompute
  62. 2026-09-12 15:04 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  63. 2026-09-12 15:02 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  64. 2026-09-11 14:53 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  65. 2026-09-11 13:48 UTCEG score recompute
  66. 2026-09-11 13:48 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  67. 2026-09-10 09:47 UTCEG score recompute
  68. 2026-09-10 09:47 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  69. 2026-09-10 09:35 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  70. 2026-09-09 08:26 UTCEG score recompute
  71. 2026-09-09 08:26 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  72. 2026-09-08 22:01 UTCEPSS rescoreEPSS 0.2% · 15th percentile
  73. 2026-09-08 07:11 UTCEG score recompute
  74. 2026-09-08 07:11 UTCGHSA enrichmentGHSA-wx9v-ffw3-45wg
  75. 2026-09-07 05:55 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-73432?
CVE-2026-73432 is a medium-severity vulnerability; its CVE record was published on August 12, 2026. Vulnerability-Lookup contains a server-side request forgery (SSRF) vulnerability in the remote-instance synchronization functionality. Remote instance addresses were validated only for basic URL syntax before being stored, while the synchronization worker later dereferenced these addresses using…
When was the CVE record for CVE-2026-73432 published?
The CVE record for CVE-2026-73432 was published on August 12, 2026. That is the record's publication date; the vulnerability itself may have been made public earlier. EchelonGraph's copy of the record carries a last-modified date of August 26, 2026; the record at its source may have been updated since.
Is CVE-2026-73432 actively exploited?
CVE-2026-73432 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (32nd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-73432?
CVE-2026-73432 has a CVSS base score of 5.1 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-73432?
An upstream fix for CVE-2026-73432 has been merged but is not yet in a tagged release. Until it ships, restrict network exposure of the affected system or apply the vendor's mitigation, then update to the release that contains the fix. The vendor advisories EchelonGraph has for CVE-2026-73432 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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