CVE-2026-43531
OpenClaw: Workspace .env could inject OpenClaw runtime-control variables
Description
## Summary Workspace .env could inject OpenClaw runtime-control variables. ## Affected Packages / Versions - Package: `openclaw` - Ecosystem: npm - Affected versions: `< 2026.4.9` - Patched versions: `>= 2026.4.9` ## Impact A malicious workspace `.env` file could set OpenClaw runtime-control variables affecting update sources, gateway URLs, ClawHub resolution, browser executable paths, and related behavior. ## Technical Details The fix blocks OpenClaw runtime-control keys and key families from workspace `.env` loading. ## Fix The issue was fixed in #62660. The first stable tag containing the fix is `v2026.4.9`, and `[email protected]` includes the fix. ## Fix Commit(s) - `dbfcef319618158fa40b31cdac386ea34c392c0c` - PR: #62660 ## Release Process Note Users should upgrade to `openclaw` 2026.4.9 or newer. The latest npm release, `2026.4.14`, already includes the fix. ## Credits Thanks to @zsxsoft, with sponsorship from @KeenSecurityLab for reporting this issue.
How to fix CVE-2026-43531
To remediate CVE-2026-43531, upgrade the affected package to a fixed version below.
- —upgrade to 2026.4.9 or later
Is CVE-2026-43531 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2026.4.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |