CVE-2026-76149

MEDIUMPre-NVD 4.44.4—
EchelonGraph scoreHIGH confidence

Score 4.4 from GitHub Security Advisory published 2026-08-28. a secondary CVSS source baseline 4.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
4.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.4Exploit: None knownExposed: 0

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

CorvusSKK contains an integer overflow vulnerability, which may allow malicious data to be written to a dictionary file.

CVSS v3
4.4
EG Score
4.4(high)
EG Risk
20(Track)
EG Risk 20/100SSVC: 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
Severity44% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
3%
KEV
Not listed

Published

August 26, 2026

Last Modified

August 28, 2026

Advisory Details (2)

Auto-updated Aug 26, 2026
Patch available. Sources: github_release.
generic

JVN#18496672: Multiple vulnerabilities in CorvusSKK

https://jvn.jp/en/jp/JVN18496672/
github_release Patch Available

CorvusSKK 3.3.4

Patch available: nathancorvussolis/corvusskk 3.3.4

https://github.com/nathancorvussolis/corvusskk/releases/tag/3.3.4

Vendor Advisories for CVE-2026-76149(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 17× in last 7d / 66× 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.

  1. 2026-09-20 20:16 UTCEPSS rescore
  2. 2026-09-20 19:49 UTCGHSA enrichment
  3. 2026-09-19 18:36 UTCEG score recompute
  4. 2026-09-19 18:36 UTCGHSA enrichment
  5. 2026-09-18 19:28 UTCEPSS rescore
  6. 2026-09-18 17:23 UTCEG score recompute
  7. 2026-09-18 17:23 UTCGHSA enrichment
  8. 2026-09-17 16:09 UTCGHSA enrichment
  9. 2026-09-16 14:55 UTCEG score recompute
  10. 2026-09-16 14:55 UTCGHSA enrichment
  11. 2026-09-16 14:08 UTCEPSS rescore
  12. 2026-09-16 05:15 UTCEPSS rescore
  13. 2026-09-15 13:35 UTCEG score recompute
  14. 2026-09-15 13:35 UTCGHSA enrichment
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-14 12:20 UTCEG score recompute
  17. 2026-09-14 12:20 UTCGHSA enrichment
  18. 2026-09-13 11:07 UTCEG score recompute
  19. 2026-09-13 11:07 UTCGHSA enrichment
  20. 2026-09-12 15:02 UTCEPSS rescore
  21. 2026-09-12 09:53 UTCEG score recompute
  22. 2026-09-12 09:53 UTCGHSA enrichment
  23. 2026-09-11 14:53 UTCEPSS rescore
  24. 2026-09-11 08:40 UTCEG score recompute
  25. 2026-09-11 08:40 UTCGHSA enrichment
Show 41 more
  1. 2026-09-10 09:35 UTCEPSS rescore
  2. 2026-09-10 07:26 UTCGHSA enrichment
  3. 2026-09-09 06:12 UTCEG score recompute
  4. 2026-09-09 06:12 UTCGHSA enrichment
  5. 2026-09-08 22:01 UTCEPSS rescore
  6. 2026-09-08 04:59 UTCEG score recompute
  7. 2026-09-08 04:59 UTCGHSA enrichment
  8. 2026-09-07 03:45 UTCEG score recompute
  9. 2026-09-07 03:45 UTCGHSA enrichment
  10. 2026-09-06 13:48 UTCEPSS rescore
  11. 2026-09-06 02:21 UTCEG score recompute
  12. 2026-09-06 02:21 UTCGHSA enrichment
  13. 2026-09-05 01:07 UTCEG score recompute
  14. 2026-09-05 01:07 UTCGHSA enrichment
  15. 2026-09-04 05:07 UTCEPSS rescore
  16. 2026-09-03 23:51 UTCGHSA enrichment
  17. 2026-09-02 22:25 UTCEG score recompute
  18. 2026-09-02 22:25 UTCGHSA enrichment
  19. 2026-09-02 14:12 UTCEPSS rescore
  20. 2026-09-01 21:11 UTCEG score recompute
  21. 2026-09-01 21:11 UTCGHSA enrichment
  22. 2026-09-01 13:54 UTCEPSS rescore
  23. 2026-09-01 04:40 UTCEPSS rescore
  24. 2026-09-01 04:40 UTCEPSS rescore
  25. 2026-08-31 19:56 UTCEG score recompute
  26. 2026-08-31 19:56 UTCGHSA enrichment
  27. 2026-08-30 19:18 UTCEPSS rescore
  28. 2026-08-30 19:17 UTCEPSS rescore
  29. 2026-08-30 18:43 UTCEG score recompute
  30. 2026-08-30 18:43 UTCGHSA enrichment
  31. 2026-08-30 01:22 UTCEPSS rescore
  32. 2026-08-29 17:29 UTCEG score recompute
  33. 2026-08-29 17:29 UTCGHSA enrichment
  34. 2026-08-28 21:42 UTCEPSS rescore
  35. 2026-08-27 18:07 UTCEG score recompute
  36. 2026-08-27 14:25 UTCEPSS rescore
  37. 2026-08-26 15:56 UTCEG score recompute
  38. 2026-08-26 14:47 UTCEPSS rescore
  39. 2026-08-26 14:23 UTCEG score recompute
  40. 2026-08-26 05:10 UTCEG score recompute
  41. 2026-08-26 05:09 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-76149?
CVE-2026-76149 is a medium vulnerability published on August 26, 2026. CorvusSKK contains an integer overflow vulnerability, which may allow malicious data to be written to a dictionary file.
When was CVE-2026-76149 disclosed?
CVE-2026-76149 was first published in the National Vulnerability Database on August 26, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-76149 actively exploited?
CVE-2026-76149 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 96.7% of all scored CVEs.
What is the CVSS score of CVE-2026-76149?
CVE-2026-76149 has a CVSS v3 base score of 4.4 (NVD).
How do I remediate CVE-2026-76149?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-76149, 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-2026-76149

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