CVE-2026-120425

Description

Chatify before 1.6.4 contains an authorization bypass vulnerability in the Pusher channel authorization endpoint that allows authenticated users to subscribe to other users' private channels by supplying arbitrary channel names. Attackers can request a signature for private-chatify. via POST /chat/auth to receive the victim's incoming private messages and attachments in real time.

Affected Platforms

Weakness Type

CWE-639

References

• https://github.com/munafio/chatify/blob/v1.6.3/src/ChatifyMessenger.php#L101-L12…
• https://github.com/munafio/chatify/commit/e16bdb197d227aa2a66863c166bbb31c5f45bc…
• https://github.com/munafio/chatify/issues/412
• https://github.com/munafio/chatify/releases/tag/v1.6.4
• https://hackmd.io/@hieund/chatify-pusher-channel-authorization-bypass
• https://www.vulncheck.com/advisories/chatify-before-1.6.4-pusher-authorization-b…