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Description

OpenClaw before 2026.5.27 contains a state mutation vulnerability in node pairing reconnection that allows paired nodes to confuse approval scope decisions. Attackers can exploit reconnection logic to restore or present broader node authority than intended, potentially bypassing approval restrictions.

PUBLISHED Reserved 2026-06-10 | Published 2026-06-12 | Updated 2026-06-15 | Assigner VulnCheck




MEDIUM: 6.0CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Time-of-check Time-of-use (TOCTOU) Race Condition

Product status

Default status
unaffected

Any version before 2026.5.27
affected

2026.5.27 (semver)
unaffected

Credits

Edward-x (@YLChen-007) reporter

References

github.com/...enclaw/security/advisories/GHSA-83w9-h5wv-j9xm (GitHub Security Advisory (GHSA-83w9-h5wv-j9xm)) vendor-advisory

www.vulncheck.com/...pairing-state-mutation-via-reconnection (VulnCheck Advisory: OpenClaw < 2026.5.27 - Node Pairing State Mutation via Reconnection) third-party-advisory

cve.org (CVE-2026-53838)

nvd.nist.gov (CVE-2026-53838)

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