CVE-2026-48560

MEDIUMNVD 5.45.4—
EchelonGraph scoreMEDIUM confidence

Score 5.4 from GitHub Security Advisory published 2026-06-09. NVD baseline CVSS 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.4Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

CVSS v3
5.4
EG Score
5.4(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity54% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
52%
KEV
Not listed

Published

June 9, 2026

Last Modified

July 23, 2026

Advisory Details (1)

Auto-updated Jun 16, 2026
Patch available. Sources: microsoft.
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48560

Vendor Advisories for CVE-2026-48560(2)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 70× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. 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. Most recent first.

Showing the most recent 100 of 127 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-48560?
CVE-2026-48560 is a medium vulnerability published on June 9, 2026. Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
When was CVE-2026-48560 disclosed?
CVE-2026-48560 was first published in the National Vulnerability Database on June 9, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48560 actively exploited?
CVE-2026-48560 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 48.4% of all scored CVEs.
What is the CVSS score of CVE-2026-48560?
CVE-2026-48560 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2026-48560?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48560, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-48560

Explore →

Is Your Infrastructure Affected by CVE-2026-48560?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs