Description
OpenClaw versions2026.2.21-2 prior to 2026.2.22 and @openclaw/voice-call versions 2026.2.21 prior to 2026.2.22 accept media-stream WebSocket upgrades before stream validation, allowing unauthenticated clients to establish connections. Remote attackers can hold idle pre-authenticated sockets open to consume connection resources and degrade service availability for legitimate streams.
Problem types
Allocation of Resources Without Limits or Throttling
Product status
2026.2.21-2 (semver) before 2026.2.22
2026.2.22 (semver)
2026.2.22
Credits
@jiseoung
References
github.com/...enclaw/security/advisories/GHSA-mfg5-7q5g-f37j (GitHub Security Advisory (GHSA-mfg5-7q5g-f37j))
github.com/...ommit/1d8968c8a821ff1a05c294a1846b3bcb6f343794 (Patch Commit)
www.vulncheck.com/...et-resource-exhaustion-via-media-stream (VulnCheck Advisory: OpenClaw 2026.2.21-2 < 2026.2.22 - Unauthenticated WebSocket Resource Exhaustion via Media Stream)