CVE-2023-23911

HIGH

rocket.chat < 6.0.0 - Improper Access Control via Group Key Manipulation

Title source: llm

Description

An improper access control vulnerability exists prior to v6 that could allow an attacker to break the E2E encryption of a chat room by a user changing the group key of a chat room.

References (1)

Core 1

Core References

Issue Tracking, Third Party Advisory

https://hackerone.com/reports/1757663

Scores

CVSS v3 7.5

EPSS 0.0025

EPSS Percentile 16.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-284 CWE-326

Status published

Products (1)

rocket.chat/rocket.chat < 6.0.0

Published Mar 10, 2023

Tracked Since Feb 18, 2026