CVE-2026-41372
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
Summary
OpenClaw before 2026.4.2 fails to normalize trailing-dot localhost hosts in remote CDP discovery responses, allowing bypass of loopback protections. Attackers can craft hostile discovery responses returning localhost. to retarget authenticated browser control toward localhost endpoints and expose browser state.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| OpenClaw | OpenClaw | 0 < 2026.4.2 | affected |
| OpenClaw | OpenClaw | 2026.4.2 | unaffected |
Weaknesses
- CWE-639: CWE-639 Authorization Bypass Through User-Controlled Key
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-fh32-73r9-rgh5
- https://github.com/openclaw/openclaw/commit/9c22d636697336a6b22b0ae24798d8b8325d7828
- https://www.vulncheck.com/advisories/openclaw-loopback-protection-bypass-via-trailing-dot-localhost-in-cdp-discovery
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