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GHSA-qx8j-g322-qj6m

OpenClaw: `fetchWithSsrFGuard` replays unsafe request bodies across cross-origin redirects

Source: GitHub Advisory Database (reviewed) High CVE-2026-40037

Packages

EcosystemPackageAffectedFixed in
npm openclaw < 2026.4.8 2026.4.8

Details

As written in the advisory (Markdown source, shown as plain text).

## Impact `fetchWithSsrFGuard` replays unsafe request bodies across cross-origin redirects. A guarded fetch could resend unsafe request bodies or headers when following cross-origin redirects. OpenClaw is a user-controlled local assistant. This advisory is scoped to the OpenClaw trust model and does not assume a multi-tenant service boundary. ## Affected Packages / Versions - Package: `openclaw` (npm) - Affected versions: `<2026.3.31` - Patched versions: `2026.4.8` ## Fix The issue was fixed on `main` and is available in the patched npm version listed above. The verified fixed tree is commit `d7c3210cd6f5fdfdc1beff4c9541673e814354d5`. ## Verification The fix was re-checked against `main` before publication, including targeted regression tests for the affected security boundary. ## Credits Thanks @BG0ECV for reporting.

References

External links from the advisory. They lead to third-party sites.