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mediumCVSS 6.5NVD status: Analyzed

CVE-2026-35627

OpenClaw before 2026.3.22 performs cryptographic and dispatch operations on inbound Nostr direct messages before enforcing sender and pairing policy validation.

ComponentOpenClaw
Severitymedium (CVSS 6.5)
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Published (NVD)2026-04-09
Last modified2026-06-17
Affected versions
openclaw < 2026.3.22
Fixed in2026.3.22
WeaknessCWE-696
CISA KEVnot listed

NVD description

OpenClaw before 2026.3.22 performs cryptographic and dispatch operations on inbound Nostr direct messages before enforcing sender and pairing policy validation. Attackers can trigger unauthorized pre-authentication computation by sending crafted DM messages, enabling denial of service through resource exhaustion.

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What to do

  • Upgrade OpenClaw to 2026.3.22 or later.
  • Do not expose the component's API or UI to the internet without authentication in front of it.

Sources

Read more

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