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VulnerabilityPublished Updated

CVE-2026-53814: OpenClaw · Hook-triggered CLI runs could receive owner MCP tool authority

Affects openclaw-cliSource GCVE Database

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Not known to be exploited · CVSS 8.4 High : upgrade to 2026.5.28 soon.

Data as of 29 Oct 2026, 19:04 UTC

CVSS 3.1 base score
8.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2026.5.20, 2026.5.28
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade openclaw-cli to 2026.5.28; openclaw to 2026.5.20.

Affected software

ProductAffectedFixed in
npmopenclawAffected
  • <2026.5.20
Fixed in
  • 2026.5.20
Homebrewopenclaw-clipkg:brew/openclaw-cliOther threatsAffected
  • >=2026.1.29 <2026.5.28
Fixed in
  • 2026.5.28

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade OpenClaw CLI to version 2026.5.20 or later to apply the official fix. Additionally, keep hook tokens confidential, restrict network access to hook endpoints, and disable hooks when not required to reduce exposure.

Description

OpenClaw CLI versions prior to 2026.5.20 contain a vulnerability where hook-triggered runs using a configured hook token could escalate privileges by selecting a CLI backend with owner-level MCP tool authority. This affects deployments with hooks enabled and accessible hook tokens, potentially allowing unauthorized access to owner-only MCP tools. The issue is fixed in version 2026.5.20.

References

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