Medium severity4.3NVD Advisory· Published Mar 18, 2026· Updated Jun 17, 2026

CVE-2026-27524

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
openclawnpm	< 2026.2.21	2026.2.21

Affected products

OpenClaw/Openclaw2 versions
cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*+ 1 more
- cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*range: <2026.2.21
- (no CPE)range: 0
ghsa-coords
pkg:npm/openclaw
Range: < 2026.2.21

Patches

Vulnerability mechanics

References

github.com/openclaw/openclaw/commit/fbb79d4013000552d6a2c23b9613d8b3cb92f6b6nvdPatchWEB
github.com/advisories/GHSA-62f6-mrcj-v8h5ghsaADVISORY
github.com/openclaw/openclaw/security/advisories/GHSA-62f6-mrcj-v8h5nvdVendor AdvisoryWEB
nvd.nist.gov/vuln/detail/CVE-2026-27524ghsaADVISORY
www.vulncheck.com/advisories/openclaw-prototype-pollution-via-debug-override-pathnvdThird Party AdvisoryWEB

News mentions

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cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000