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CVE-2026-86063 Claude Code: Plugin Hash Pin Bypass Allows Bypass of Hash Pinning

🗓️ 13 Oct 2026 19:04:11Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Claude Code is an agentic coding tool. Prior to 2.1.179, the Claude Code and Claude Desktop plugin installation flow runs git checkout for a marketplace-pinned commit without verifying that the resulting HEAD equals the pinned 40-character SHA. An...

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Affected
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ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-86063
13 Oct 202619:04
–cve
euvd
EUVD
EUVD-2026-100461
13 Oct 202619:04
–euvd
mend
Mend
CVE-2026-86063
13 Oct 202608:22
–mend
nvd
NVD
CVE-2026-86063
13 Oct 202619:21
–nvd
[
  {
    "vendor": "anthropics",
    "product": "claude-code",
    "versions": [
      {
        "version": "< 2.1.179",
        "status": "affected"
      }
    ]
  }
]

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13 Oct 2026 19:04Current
CVSS 47.5
SSVC
3