| Component | OpenClaw |
| Severity | medium (CVSS 5.4) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
| Published (NVD) | 2026-04-28 |
| Last modified | 2026-07-24 |
| Affected versions | openclaw < 2026.3.31 |
| Fixed in | 2026.3.31 |
| Weakness | CWE-441 |
| CISA KEV | not listed |
NVD description
OpenClaw before 2026.3.31 contains a sender allowlist bypass vulnerability in MS Teams thread history fetched via Graph API. Attackers can retrieve thread messages that should be filtered by sender allowlists, bypassing message filtering restrictions.
What to do
- Upgrade OpenClaw to
2026.3.31or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-41365
- https://github.com/openclaw/openclaw/security/advisories/GHSA-chfm-xgc4-47rj
- https://github.com/openclaw/openclaw/commit/5cca38084074fb5095aa11b6a59820d63e4937c9
- https://www.vulncheck.com/advisories/openclaw-sender-allowlist-bypass-via-graph-api-thread-history
Read more
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