CVE-2026-41376

OpenClaw before 2026.3.31 contains an allowlist bypass vulnerability in Matrix thread root and reply context handling that fails to properly validate message senders. Attackers can fetch thread-root and reply context messages that should be filtered by sender allowlists, bypassing access controls.

Score

CVSS 3.1 6.5 Medium

Status

Analyzed - disclosure@vulncheck.com

Published

2026-04-28

Last modified

2026-04-29

Weaknesses

CWE-346

Affected products

• Openclaw (Openclaw)

References

• https://github.com/openclaw/openclaw/commit/8a563d603b70ef6338915f0527bee87282c3bad5
• https://github.com/openclaw/openclaw/security/advisories/GHSA-rg8m-3943-vm6q
• https://www.vulncheck.com/advisories/openclaw-matrix-thread-context-allowlist-bypass-via-sender-validation