CVE-2026-31991 | THREATINT

Description

OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist checks and gain unauthorized group access.

PUBLISHED Reserved 2026-03-10 | Published 2026-03-19 | Updated 2026-03-19 | Assigner VulnCheck

LOW: 2.0CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

LOW: 3.7CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

Problem types

CWE-863: Incorrect Authorization

Product status

Default status

unaffected

Any version before 2026.2.26

affected

Credits

tdjackey reporter

References

github.com/...enclaw/security/advisories/GHSA-wm8r-w8pf-2v6w (GitHub Security Advisory (GHSA-wm8r-w8pf-2v6w)) third-party-advisory

github.com/...ommit/8bdda7a651c21e98faccdbbd73081e79cffe8be0 (Patch Commit) patch

github.com/...ommit/64de4b6d6ae81e269ceb4ca16f53cda99ced967a (Patch Commit) patch

www.vulncheck.com/...store-leakage-in-signal-group-allowlist (VulnCheck Advisory: OpenClaw < 2026.2.26 - Authorization Bypass via DM Pairing-Store Leakage in Signal Group Allowlist) third-party-advisory

cve.org (CVE-2026-31991)

nvd.nist.gov (CVE-2026-31991)

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