Medium severity6.5NVD Advisory· Published Apr 10, 2026· Updated Apr 13, 2026
CVE-2026-35656
CVE-2026-35656
Description
OpenClaw before 2026.3.22 contains an authentication bypass vulnerability in the X-Forwarded-For header processing when trustedProxies is configured, allowing attackers to spoof loopback hops. Remote attackers can inject forged forwarding headers to bypass canvas authentication and rate-limiting protections by masquerading as loopback clients.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
openclawnpm | < 2026.3.22 | 2026.3.22 |
Affected products
2Patches
Vulnerability mechanics
References
6- github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87nvdPatchWEB
- github.com/openclaw/openclaw/commit/fc2d29ea926f47c428c556e92ec981441228d2a4nvdPatchWEB
- github.com/advisories/GHSA-844j-xrrq-wgh4ghsaADVISORY
- github.com/openclaw/openclaw/security/advisories/GHSA-844j-xrrq-wgh4nvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-35656ghsaADVISORY
- www.vulncheck.com/advisories/openclaw-xff-loopback-spoofing-bypass-in-canvas-authentication-and-rate-limiternvdThird Party AdvisoryWEB
News mentions
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