CVE-2026-100587

8.7 highEPSS 0.2%

High (8.7). EPSS 0.2% chance of exploitation in the next 30 days.

OpenClaw versions before 2026.7.1 fail to properly validate owner authorization in the Codex computer-use installation command. Non-owner channel senders can install arbitrary plugins and execute MCP processes with OpenClaw user privileges, affecting host confidentiality, integrity, and availability.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2026-09-26
Modified: 2026-09-28
Record from: the NVD, synced 2026-10-19

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-pjjr-5qhr-5w6r
https://www.vulncheck.com/advisories/openclaw-before-2026.7.1-authorization-bypass-via-codex-install

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