CVE-2026-79668 Ech0 before 4.7.3 Unauthenticated Like Endpoint Metric Inflation

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

Ech0 versions before 4.7.3 contain an authentication bypass in the PUT /api/echo/like/:id endpoint. The endpoint lacks both identity verification and rate limiting, allowing unauthenticated attackers to repeatedly increment the fav_count field for any known echo identifier. This can arbitrarily i...

CVE-2026-79668 Ech0 before 4.7.3 Unauthenticated Like Endpoint Metric Inflation

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...

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...