CVE-2026-29609

High CVSS: 8.7

OpenClaw versions prior to 2026.2.14 contain a denial of service vulnerability in the fetchWithGuard function that allocates entire response payloads in memory before enforcing maxBytes limits. Remote attackers can trigger memory exhaustion by serving oversized responses without content-length headers to cause availability loss.

Vendor

Openclaw

Product

Openclaw

CWE

CWE-770

Yayın Tarihi

2026-03-05 22:16:24

Güncelleme

2026-03-11 01:03:36

Source Identifier

disclosure@vulncheck.com

KEV Date Added

Kategoriler

CWE-770 Openclaw HIGH Openclaw 2026

Referanslar

https://github.com/openclaw/openclaw/commit/00a08908892d1743d1fc52e5cbd9499dd5da2fe0 https://github.com/openclaw/openclaw/security/advisories/GHSA-j27p-hq53-9wgc https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-unbounded-url-backed-media-fetch https://github.com/openclaw/openclaw/security/advisories/GHSA-j27p-hq53-9wgc

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