CVE-2026-42429
OpenClaw < 2026.4.8 - Privilege Escalation via Gateway Plugin HTTP Authentication
- State
- Published
- Severity
- 6.0 Medium
- Published
- Apr 28, 2026
- Updated
- May 26, 2026
- Reserved
- Apr 27, 2026
Description
OpenClaw before 2026.4.8 contains a privilege escalation vulnerability in the gateway plugin HTTP authentication mechanism that escalates identity-bearing operator.read requests to runtime operator.write permissions. Attackers can exploit this by sending read-scoped requests through the gateway auth route to gain unauthorized write access to runtime operations.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.0 Medium | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.1 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N | VulnCheck |
Weaknesses
- CWE-863 Incorrect Authorization
Affected Products
| Product | Versions |
|---|---|
OpenClawOpenClaw |
|
References
- GitHub Security Advisory (GHSA-4f8g-77mw-3rxc)vendor-advisory
- Patch Commitpatch
- VulnCheck Advisory: OpenClaw < 2026.4.8 - Privilege Escalation via Gateway Plugin HTTP Authenticationthird-party-advisory
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