npm/openclaw CVE-2026-42420: medium 4.3, EPSS 0.30%
OpenClaw: Multiple Code Paths Missing Base64 Pre-Allocation Size Checks
Action: Upgrade openclaw to 2026.4.8 or later.
npm i openclaw@2026.4.8Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2026.4.8 | - |
Fixed versions
| 2026.4.8 |
Sources
- osv: GHSA-ccx3-fw7q-rr2r
- https://github.com/openclaw/openclaw/security/advisories/GHSA-ccx3-fw7q-rr2r
- https://nvd.nist.gov/vuln/detail/CVE-2026-42420
- https://github.com/openclaw/openclaw/commit/d7c3210cd6f5fdfdc1beff4c9541673e814354d5
- https://github.com/openclaw/openclaw
- https://www.vulncheck.com/advisories/openclaw-improper-base64-decoding-size-validation
CVE-2026-42420 · published · modified · JSON