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CVE-2026-108839

🗓️ 11 Oct 2026 13:26:00Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 24 Views🌐 WEB

Authenticated symlink following in thClaws through v1 API POST /v1/inputs for file write.

Related
Affected
Refs
Paths
[
  {
    "vendor": "thClaws",
    "product": "thClaws",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "lessThanOrEqual": "0.141.0",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "packageURL": "pkg:github/thClaws/thClaws",
    "repo": "https://github.com/thClaws/thClaws"
  }
]
ParameterPositionPathDescriptionCWE
post_inputsrequest body/v1/inputsThe post_inputs handler in the v1 API allows writes outside the workspace by following symlinks planted under the allowed inputs/ prefix.CWE-59

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18 Oct 2026 12:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 42.3
CVSS 3.14.2
EPSS0.00251
SSVC
24