CVE-2025-69289

MEDIUM

Discourse < 3.5.4 - Privilege Escalation via Email Change Bypass

Title source: llm
STIX 2.1

Description

Discourse is an open source discussion platform. A privilege escalation vulnerability in versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0 allows a non-admin moderator to bypass email-change restrictions, allowing a takeover of non-staff accounts. This issue is patched in versions 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0. As a workaround, ensure moderators are trusted or enable the "require_change_email_confirmation" setting.

References (1)

Core 1
Core References
Third Party Advisory, Mitigation x_refsource_confirm
https://github.com/discourse/discourse/security/advisories/GHSA-p39j-x54c-rwqq

Scores

CVSS v3 5.4
EPSS 0.0005
EPSS Percentile 16.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (3)
discourse/discourse 2025.12.0
discourse/discourse 2026.1.0
discourse/discourse < 3.5.4
Published Jan 28, 2026
Tracked Since Feb 18, 2026