| Component | OpenClaw |
| Severity | critical (CVSS 9.3) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N |
| Published (NVD) | 2026-03-23 |
| Last modified | 2026-06-17 |
| Affected versions | openclaw < 2026.3.7 |
| Fixed in | 2026.3.7 |
| Weakness | CWE-522 |
| CISA KEV | not listed |
NVD description
OpenClaw before 2026.3.7 contains an improper header validation vulnerability in fetchWithSsrFGuard that forwards custom authorization headers across cross-origin redirects. Attackers can trigger redirects to different origins to intercept sensitive headers like X-Api-Key and Private-Token intended for the original destination.
What to do
- Upgrade OpenClaw to
2026.3.7or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-32913
- https://github.com/openclaw/openclaw/security/advisories/GHSA-6mgf-v5j7-45cr
- https://github.com/openclaw/openclaw/commit/46715371b0612a6f9114dffd1466941ac476cef5
- https://vulncheck.com/advisories/openclaw-mar-custom-authorization-header-leakage-via-cross-origin-redirects
Read more
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