CVE-2026-79668

Ech0 before 4.7.3 contains an authentication bypass vulnerability in the PUT /api/echo/like/:id endpoint that allows unauthenticated attackers to increment engagement metrics without identity verification or rate limiting. Attackers can send repeated requests to arbitrarily inflate the favcount...

EUVD-2026-65446

Ech0 before 4.7.3 contains an authentication bypass vulnerability in the PUT /api/echo/like/:id endpoint that allows unauthenticated attackers to increment engagement metrics without identity verification or rate limiting. Attackers can send repeated requests to arbitrarily inflate the favcount...

CVE-2026-79668: Missing Authentication for Critical Function

Ech0 before 4.7.3 contains an authentication bypass vulnerability in the PUT /api/echo/like/:id endpoint that allows unauthenticated attackers to increment engagement metrics without identity verification or rate limiting. Attackers can send repeated requests to arbitrarily inflate the favcount...

PT-2026-81287

Ech0 before 4.7.3 contains an authentication bypass vulnerability in the PUT /api/echo/like/:id endpoint that allows unauthenticated attackers to increment engagement metrics without identity verification or rate limiting. Attackers can send repeated requests to arbitrarily inflate the fav count...

GO-2026-5623 Ech0's Unauthenticated Like Endpoint Enables Arbitrary Engagement Metric Inflation in github.com/lin-snow/ech0

Ech0's Unauthenticated Like Endpoint Enables Arbitrary Engagement Metric Inflation in github.com/lin-snow/ech0...

Scammers Use TikTok and Instagram Reels to Spread Vidar Infostealer

ReversingLabs reveals how hackers exploit social media engagement metrics to deliver Vidar infostealer malware to thousands of unsuspecting users...

GHSA-RGJ7-VG8V-J4WR Ech0's Unauthenticated Like Endpoint Enables Arbitrary Engagement Metric Inflation

Summary No authentication is required to invoke PUT /api/echo/like/:id. The handler is registered on the public router group. The service increments favcount for the given echo without checking identity, without a per-user limit, and without CSRF tokens. A remote client can arbitrarily inflate li...

Ech0's Unauthenticated Like Endpoint Enables Arbitrary Engagement Metric Inflation

Summary No authentication is required to invoke PUT /api/echo/like/:id. The handler is registered on the public router group. The service increments favcount for the given echo without checking identity, without a per-user limit, and without CSRF tokens. A remote client can arbitrarily inflate li...