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OpenClaw before 2026.8.1 Path Traversal via Structured Attachments

Type: advisorySource: Official CVE List1 source record

OpenClaw versions before 2026.8.1 fail to validate all source fields in structured message attachments, allowing attackers to hide unvalidated host paths behind allowed attachment sources. Attackers can exploit this by providing multiple source fields to bypass sandbox path validation and cause Telegram delivery to read and send known host files that would otherwise be rejected.

Announced Source revision 1
Original source ↗

CVE-2026-100536

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-100536

OpenClaw

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "OpenClaw",
    "product": "OpenClaw",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "2026.8.1",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "2026.8.1",
        "versionType": "semver"
      }
    ],
    "packageURL": "pkg:npm/openclaw",
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-100536

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#4078 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement