PatchSiren cyber security CVE debrief
CVE-2026-53838 OpenClaw CVE debrief
CVE-2026-53838 is a medium-severity vulnerability in OpenClaw, a software that enables node pairing. The vulnerability, tracked as CWE-367, allows paired nodes to confuse approval scope decisions due to a state mutation issue in the node pairing reconnection logic. This could enable attackers to bypass approval restrictions by exploiting the reconnection logic to restore or present broader node authority than intended.
- Vendor
- OpenClaw
- Product
- Unknown
- CVSS
- MEDIUM 6
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-12
- Original CVE updated
- 2026-06-12
- Advisory published
- 2026-06-12
- Advisory updated
- 2026-06-12
Who should care
Users of OpenClaw, especially those who rely on its node pairing functionality, should be aware of this vulnerability. The vulnerability's medium severity (CVSS score of 6) indicates that it could have significant impacts under certain conditions, particularly if an attacker can exploit it to gain unauthorized access or elevate privileges.
Technical summary
The vulnerability exists in the node pairing reconnection logic of OpenClaw before version 2026.5.27. It allows paired nodes to potentially confuse approval scope decisions, enabling attackers to bypass intended restrictions. The CVSS vector for this vulnerability 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
- Update OpenClaw to version 2026.5.27 or later to patch the vulnerability.
- Review and restrict node pairing and reconnection logic where possible.
- Monitor for suspicious activity related to node pairing and approval scope decisions.
Evidence notes
The CVE record and details were obtained from the official CVE and NVD sources. Additional information was derived from vulnerability advisories.
Official resources
CVE-2026-53838 was published and modified on 2026-06-12T22:16:55.723Z.