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.<victim id> via POST /chat/auth to receive the victim's incoming private messages and attachments in real time.
Published: 2026-11-02
Score: 7.1 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 02 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 02 Nov 2026 14:30:00 +0000

Type Values Removed Values Added
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.<victim id> via POST /chat/auth to receive the victim's incoming private messages and attachments in real time.
Title Chatify before 1.6.4 Pusher Authorization Bypass via /chat/auth Endpoint
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-02T15:52:24.365Z

Reserved: 2026-11-02T12:42:02.100Z

Link: CVE-2026-120425

cve-icon Vulnrichment

Updated: 2026-11-02T15:52:20.319Z

cve-icon NVD

Status : Deferred

Published: 2026-11-02T15:17:23.407

Modified: 2026-11-02T19:35:33.347

Link: CVE-2026-120425

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-02T15:30:14Z

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key