CVE-2026-79623

MEDIUMPre-NVD 6.36.3—
EchelonGraph scoreHIGH confidence

Score 6.3 from GitHub Security Advisory (severity: LOW) published 2026-08-25. a secondary CVSS source baseline 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
6.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.3Exploit: Elevated riskExposed: 0

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

A security vulnerability has been detected in FishCodeTech Muteki up to 0.2.5. The affected element is an unknown function of the file .claude/settings.json of the component Default Local Worker Backend. The manipulation leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The issue was closed with the comment (translated from Chinese): "The project will be refactored and shut down."

CVSS v3
6.3
EG Score
6.3(high)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity63% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
72%
KEV
Not listed

Published

August 25, 2026

Last Modified

August 27, 2026

Advisory Details (3)

Auto-updated Aug 25, 2026
No patch confirmed yet.
generic

GitHub - micr0softDrestlife/muteki_vul_report · GitHub

https://github.com/micr0softDrestlife/muteki_vul_report
generic

Security Concern: Potential security issue identified in <=v0.2.5 · Issue #7 · FishCodeTech/muteki · GitHub

https://github.com/FishCodeTech/muteki/issues/7
generic

GitHub - FishCodeTech/muteki: Project Muteki (無敵): autonomous multi-model CTF-solving AI agent swarm · GitHub

https://github.com/FishCodeTech/muteki/

Vendor Advisories for CVE-2026-79623(1)

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 19× in last 7d / 79× 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 23:26 UTCEG score recompute
  2. 2026-09-20 23:26 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-19 23:38 UTCEG score recompute
  5. 2026-09-19 23:38 UTCGHSA enrichment
  6. 2026-09-18 23:52 UTCEG score recompute
  7. 2026-09-18 23:52 UTCGHSA enrichment
  8. 2026-09-18 19:28 UTCEPSS rescore
  9. 2026-09-18 00:05 UTCEG score recompute
  10. 2026-09-18 00:05 UTCGHSA enrichment
  11. 2026-09-16 23:31 UTCEG score recompute
  12. 2026-09-16 23:31 UTCGHSA enrichment
  13. 2026-09-16 14:08 UTCEPSS rescore
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-15 23:44 UTCEG score recompute
  16. 2026-09-15 23:44 UTCGHSA enrichment
  17. 2026-09-15 03:12 UTCEPSS rescore
  18. 2026-09-15 03:12 UTCEPSS rescore
  19. 2026-09-14 23:57 UTCGHSA enrichment
  20. 2026-09-14 00:10 UTCEG score recompute
  21. 2026-09-14 00:10 UTCGHSA enrichment
  22. 2026-09-13 00:23 UTCEG score recompute
  23. 2026-09-13 00:23 UTCGHSA enrichment
  24. 2026-09-12 00:36 UTCEG score recompute
  25. 2026-09-12 00:35 UTCGHSA enrichment
Show 54 more
  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-11 14:53 UTCEPSS rescore
  3. 2026-09-11 00:48 UTCEG score recompute
  4. 2026-09-11 00:48 UTCGHSA enrichment
  5. 2026-09-10 01:01 UTCGHSA enrichment
  6. 2026-09-09 01:15 UTCEG score recompute
  7. 2026-09-09 01:15 UTCGHSA enrichment
  8. 2026-09-08 22:01 UTCEPSS rescore
  9. 2026-09-07 16:15 UTCEG score recompute
  10. 2026-09-07 16:15 UTCGHSA enrichment
  11. 2026-09-06 16:28 UTCEG score recompute
  12. 2026-09-06 16:28 UTCGHSA enrichment
  13. 2026-09-06 13:48 UTCEPSS rescore
  14. 2026-09-05 16:39 UTCEG score recompute
  15. 2026-09-05 16:38 UTCGHSA enrichment
  16. 2026-09-04 16:51 UTCEG score recompute
  17. 2026-09-04 16:50 UTCGHSA enrichment
  18. 2026-09-04 05:07 UTCEPSS rescore
  19. 2026-09-03 17:03 UTCGHSA enrichment
  20. 2026-09-02 17:16 UTCEG score recompute
  21. 2026-09-02 17:16 UTCGHSA enrichment
  22. 2026-09-02 14:12 UTCEPSS rescore
  23. 2026-09-01 17:28 UTCEG score recompute
  24. 2026-09-01 17:28 UTCGHSA enrichment
  25. 2026-09-01 13:54 UTCEPSS rescore
  26. 2026-09-01 04:40 UTCEPSS rescore
  27. 2026-09-01 04:40 UTCEPSS rescore
  28. 2026-08-31 17:39 UTCEG score recompute
  29. 2026-08-31 17:39 UTCGHSA enrichment
  30. 2026-08-30 19:18 UTCEPSS rescore
  31. 2026-08-30 19:17 UTCEPSS rescore
  32. 2026-08-30 17:18 UTCEG score recompute
  33. 2026-08-30 17:18 UTCGHSA enrichment
  34. 2026-08-30 01:22 UTCEPSS rescore
  35. 2026-08-29 17:31 UTCEG score recompute
  36. 2026-08-29 17:31 UTCGHSA enrichment
  37. 2026-08-28 21:42 UTCEPSS rescore
  38. 2026-08-28 17:29 UTCGHSA enrichment
  39. 2026-08-27 17:36 UTCEG score recompute
  40. 2026-08-27 17:36 UTCGHSA enrichment
  41. 2026-08-27 17:23 UTCNVD updateCVSS v4 → 2.1
  42. 2026-08-27 16:43 UTCMITRE cvelistV5CVSS v4 → 5.3
  43. 2026-08-27 16:32 UTCEG score recompute
  44. 2026-08-27 16:31 UTCGHSA enrichment
  45. 2026-08-27 14:25 UTCEPSS rescore
  46. 2026-08-26 16:44 UTCEG score recompute
  47. 2026-08-26 16:43 UTCGHSA enrichment
  48. 2026-08-26 14:47 UTCEPSS rescore
  49. 2026-08-26 14:10 UTCEG score recompute
  50. 2026-08-26 14:10 UTCGHSA enrichment
  51. 2026-08-25 14:21 UTCEG score recompute
  52. 2026-08-25 14:20 UTCNVD updateCVSS v4 → 2.1
  53. 2026-08-25 13:36 UTCEG score recompute
  54. 2026-08-25 13:35 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-79623?
CVE-2026-79623 is a medium vulnerability published on August 25, 2026. A security vulnerability has been detected in FishCodeTech Muteki up to 0.2.5. The affected element is an unknown function of the file .claude/settings.json of the component Default Local Worker Backend. The manipulation leads to os command injection. The attack can be initiated remotely. The…
When was CVE-2026-79623 disclosed?
CVE-2026-79623 was first published in the National Vulnerability Database on August 25, 2026, with the most recent update on August 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-79623 actively exploited?
CVE-2026-79623 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 28.3% of all scored CVEs.
What is the CVSS score of CVE-2026-79623?
CVE-2026-79623 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2026-79623?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-79623, 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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