mediumCVSS 5.3NVD status: Analyzed

CVE-2026-41331

OpenClaw before 2026.3.31 contains a resource consumption vulnerability in Telegram audio preflight transcription that allows unauthorized group senders to trigger transcription processing.

ComponentOpenClaw
Severitymedium (CVSS 5.3)
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Published (NVD)2026-04-21
Last modified2026-06-17
Affected versions
openclaw < 2026.3.31
Fixed in2026.3.31
WeaknessCWE-408
CISA KEVnot listed

NVD description

OpenClaw before 2026.3.31 contains a resource consumption vulnerability in Telegram audio preflight transcription that allows unauthorized group senders to trigger transcription processing. Attackers can exploit insufficient allowlist enforcement to cause resource or billing consumption by initiating audio preflight operations before authorization checks are applied.

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What to do

  • Upgrade OpenClaw to 2026.3.31 or later.
  • Do not expose the component's API or UI to the internet without authentication in front of it.

Sources

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