CVE-2026-27524 — MEDIUM (4.3)

Q: How severe is CVE-2026-27524?

CVE-2026-27524 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-27524?

Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.

Vulnerability Description

OpenClaw versions prior to 2026.2.21 accept prototype-reserved keys in runtime /debug set override object values, allowing prototype pollution attacks. Authorized /debug set callers can inject __proto__, constructor, or prototype keys to manipulate object prototypes and bypass command gate restrictions.

CVSS Score

4.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Openclaw	Openclaw	< 2026.2.21

Related Weaknesses (CWE)

CWE-1321

References

https://github.com/openclaw/openclaw/commit/fbb79d4013000552d6a2c23b9613d8b3cb92Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-62f6-mrcj-v8h5Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-prototype-pollution-via-debug-overThird Party Advisory

FAQ

What is CVE-2026-27524?

CVE-2026-27524 is a vulnerability with a CVSS score of 4.3 (MEDIUM). OpenClaw versions prior to 2026.2.21 accept prototype-reserved keys in runtime /debug set override object values, allowing prototype pollution attacks. Authorized /debug set callers can inject __proto...

How severe is CVE-2026-27524?

CVE-2026-27524 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-27524?

Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.