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CVE-2026-53830 OpenClaw CVE debrief

CVE-2026-53830 is a MEDIUM-severity vulnerability in OpenClaw, a software that contains a webhook secret revocation bypass vulnerability. The vulnerability allows callers with old Slack and Zalo webhook secrets to remain active after secrets.reload. This means that attackers can exploit the stale-secret window to deliver webhook events after operator-expected secret revocation, potentially accepting previous credentials.

Vendor
OpenClaw
Product
Unknown
CVSS
MEDIUM 6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-12
Original CVE updated
2026-06-16
Advisory published
2026-06-12
Advisory updated
2026-06-16

Who should care

Users of OpenClaw before version 2026.4.22 should apply the patch to prevent exploitation of this vulnerability.

Technical summary

The vulnerability has a CVSS score of 6 and is classified as CWE-613. The CVSS vector is CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

Defensive priority

MEDIUM

Recommended defensive actions

  • Apply the patch to update OpenClaw to version 2026.4.22 or later.
  • Review and rotate any potentially exposed webhook secrets.

Evidence notes

Vendor and product information is not confirmed.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-53830 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-53830

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-53830 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-53830

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.