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CVE-2026-82021 Hermes Agent 0.18.2 < 0.19.0 MCP Catalog Supply Chain RCE via Mutable Branch Reference

🗓️ 28 Aug 2026 18:50:38Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Supply chain RCE in Hermes Agent 0.18.2 via MCP catalog mutable branch reference.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-82021
28 Aug 202618:50
cve
euvd
EUVD
EUVD-2026-67867
28 Aug 202618:50
euvd
nvd
NVD
CVE-2026-82021
28 Aug 202620:20
nvd
ptsecurity
Positive Technologies
PT-2026-83284
28 Aug 202600:00
ptsecurity
[
  {
    "defaultStatus": "affected",
    "vendor": "NousResearch",
    "product": "hermes-agent",
    "packageURL": "pkg:github/NousResearch/hermes-agent",
    "repo": "https://github.com/NousResearch/hermes-agent",
    "versions": [
      {
        "status": "affected",
        "version": "0.18.2",
        "versionType": "semver",
        "lessThan": "0.19.0"
      },
      {
        "status": "affected",
        "version": "2026.7.7.2",
        "versionType": "custom",
        "lessThan": "2026.7.20"
      }
    ]
  }
]

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