GHSA-M958-864J-XQ5W Duplicate Advisory: OpenClaw: Telnyx Webhook Replay Detection Bypass via Base64 Signature Re-encoding

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-37v6-fxx8-xjmx. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats...

EUVD-2026-25335

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

EUVD-2026-25338

OpenClaw before 2026.4.2 contains an insufficient scope vulnerability in Zalo webhook replay dedupe keys that allows legitimate events from different conversations or senders to collide. Attackers can exploit weak deduplication scoping to cause silent message suppression and disrupt bot workflows...

GHSA-6477-WVJJ-47V6 Duplicate Advisory: OpenClaw: Zalo replay dedupe keys could suppress messages across chats or senders

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-rxmx-g7hr-8mx4. This link is maintained to preserve external references. Original Description OpenClaw before 2026.4.2 contains an insufficient scope vulnerability in Zalo webhook replay dedupe keys that allows...

Duplicate Advisory: OpenClaw: Telnyx Webhook Replay Detection Bypass via Base64 Signature Re-encoding

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-37v6-fxx8-xjmx. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats...

EUVD-2026-25327

OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing attackers to cause transient availability loss. Remote attackers can flood the webhook endpoint with concurrent requests before signature verification to exhaust resources and degrade...

GHSA-2HV5-4H3G-4HJV Duplicate Advisory: OpenClaw: LINE webhook handler lacks shared pre-auth concurrency budget before signature verification

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6336-qqw9-v6x6. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing...

Duplicate Advisory: OpenClaw: LINE webhook handler lacks shared pre-auth concurrency budget before signature verification

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6336-qqw9-v6x6. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing...

PT-2026-35034

Name of the Vulnerable Software and Affected Versions New API versions prior to 0.12.10 Description A flaw in the Stripe webhook handler allows unauthenticated attackers to forge webhook events and credit arbitrary quota to their accounts without payment. This is caused by three issues: the syste...

CVE-2026-41351

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

CVE-2026-41343

OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing attackers to cause transient availability loss. Remote attackers can flood the webhook endpoint with concurrent requests before signature verification to exhaust resources and degrade...

CVE-2026-41354

OpenClaw before 2026.4.2 contains an insufficient scope vulnerability in Zalo webhook replay dedupe keys that allows legitimate events from different conversations or senders to collide. Attackers can exploit weak deduplication scoping to cause silent message suppression and disrupt bot workflows...

CVE-2026-41354

OpenClaw

CVE-2026-41354 OpenClaw < 2026.4.2 - Insufficient Scope in Zalo Webhook Replay Dedupe Keys

OpenClaw before 2026.4.2 contains an insufficient scope vulnerability in Zalo webhook replay dedupe keys that allows legitimate events from different conversations or senders to collide. Attackers can exploit weak deduplication scoping to cause silent message suppression and disrupt bot workflows...

CVE-2026-41351 OpenClaw < 2026.3.31 - Webhook Replay Detection Bypass via Base64 Signature Re-encoding

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

CVE-2026-41351 OpenClaw < 2026.3.31 - Webhook Replay Detection Bypass via Base64 Signature Re-encoding

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

CVE-2026-41351

OpenClaw prior to version 2026.3.31 is affected by a replay-detection bypass in webhook signature handling. The vulnerability occurs because Base64 and Base64URL encoded signatures are treated as distinct requests, allowing an attacker to re-encode Telnyx webhook signatures to bypass replay prote...

CVE-2026-41351

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

CVE-2026-41351 OpenClaw < 2026.3.31 - Webhook Replay Detection Bypass via Base64 Signature Re-encoding

OpenClaw before 2026.3.31 contains a replay detection bypass vulnerability in webhook signature handling that treats Base64 and Base64URL encoded signatures as distinct requests. Attackers can re-encode Telnyx webhook signatures to bypass replay detection while maintaining valid signature...

CVE-2026-41343 OpenClaw < 2026.3.31 - Denial of Service via LINE Webhook Handler Pre-Auth Concurrency

OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing attackers to cause transient availability loss. Remote attackers can flood the webhook endpoint with concurrent requests before signature verification to exhaust resources and degrade...