EUVD-2026-46123

Grav CMS scheduler-webhook plugin contains an authentication bypass vulnerability that allows unauthenticated remote attackers to trigger configured scheduled jobs by exploiting a short-circuit logic flaw in the webhook token validation. Attackers can send a single unauthenticated POST request to...

CVE-2026-27882

Coolify prior to 4.0.0-beta.461 uses a non-constant-time string comparison (!=) to validate the GitLab webhook secret token, enabling timing-based disclosure of the secret. The issue is fixed in 4.0.0-beta.461. Remediation: upgrade to 4.0.0-beta.461.

EUVD-2026-21144

OpenClaw before 2026.3.25 contains a pre-authentication rate-limit bypass vulnerability in webhook token validation that allows attackers to brute-force weak webhook secrets. The vulnerability exists because invalid webhook tokens are rejected without throttling repeated authentication attempts,...

CVE-2026-35646

OpenClaw before 2026.3.25 contains a pre-authentication rate-limit bypass in webhook token validation, allowing brute-forcing of weak webhook secrets. The issue stems from invalid tokens being rejected without throttling, enabling rapid successive attempts. Affected: OpenClaw; vulnerable componen...

CVE-2026-35646: Improper Restriction of Excessive Authentication Attempts

OpenClaw before 2026.3.25 contains a pre-authentication rate-limit bypass vulnerability in webhook token validation that allows attackers to brute-force weak webhook secrets. The vulnerability exists because invalid webhook tokens are rejected without throttling repeated authentication attempts,...