CVE-2026-39047

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-05-20. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekElevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

Buffer Overflow vulnerability in EPSON L14150 FL27PB allows a remote attacker to execute arbitrary code via the RAW Printing Service (JetDirect) on TCP port 9100

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Track)
EG Risk 65/100SSVC: 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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
47%
KEV
Not listed

Published

May 20, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 9, 2026
No patch confirmed yet.
generic

GitHub - AzhariRamadhan/CVE-2026-39047: submition CVE · GitHub

https://github.com/AzhariRamadhan/CVE-PORT-9100
generic

CVE-2026-39047 · GitHub

https://gist.github.com/AzhariRamadhan/1defc815542fb72e6025da2ce53a1046

Vendor Advisories for CVE-2026-39047(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 14× in last 7d / 42× 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 138 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCJ4ck3LSyN-Gen2/CVE-2026-39047
    First seen Jul 5, 2026

    Epson Printer RAW Protocol Exploit Framework

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-39047?
CVE-2026-39047 is a high vulnerability published on May 20, 2026. Buffer Overflow vulnerability in EPSON L14150 FL27PB allows a remote attacker to execute arbitrary code via the RAW Printing Service (JetDirect) on TCP port 9100
When was CVE-2026-39047 disclosed?
CVE-2026-39047 was first published in the National Vulnerability Database on May 20, 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-2026-39047 actively exploited?
CVE-2026-39047 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 52.7% of all scored CVEs.
What is the CVSS score of CVE-2026-39047?
CVE-2026-39047 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-39047?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-39047, 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

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