CVE-2026-35640
OpenClaw: Feishu webhook reads and parses unauthenticated request bodies before signature validation
描述
## Summary Feishu webhook reads and parses unauthenticated request bodies before signature validation ## Affected Packages / Versions - Package: `openclaw` - Affected versions: `<= 2026.3.24` - First patched version: `2026.3.25` - Latest published npm version at verification time: `2026.3.24` ## Details Feishu webhook handling previously parsed JSON before signature validation, which let unauthenticated callers force full JSON parsing work before rejection. Commit `5e8cb22176e9235e224be0bc530699261eb60e53` reads the raw request body, validates the signature first, and only then parses JSON. Verified vulnerable on tag `v2026.3.24` and fixed on `main` by commit `5e8cb22176e9235e224be0bc530699261eb60e53`. ## Fix Commit(s) - `5e8cb22176e9235e224be0bc530699261eb60e53`
如何修補 CVE-2026-35640
要修補 CVE-2026-35640,請將受影響套件升級到下列已修補版本。
- —升級至 2026.3.28 或更新版本
CVE-2026-35640 正在被利用嗎?
低 — EPSS 為 0.4%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 2026.3.28
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N |