CVEvulnerability

CVE-2025-64641

4.1 MEDIUM Published 2025-12-24 Modified 2026-10-19 Official page ↗
Status
Analyzed
Published
2025-12-24
Last modified
2026-10-19
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N
CVSS 3.1 ([email protected])
4.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N
Weaknesses
CWE-863

Description

Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fail to verify that post actions invoking /share-issue-publicly were created by the Jira plugin which allowed a malicious Mattermost user to exfiltrate Jira tickets when victim users interacted with affected posts

Affected configurations

• mattermost mattermost server (>= 10.11.0 < 10.11.8) • mattermost mattermost server (>= 10.12.0 < 10.12.4) • mattermost mattermost server (>= 11.0.0 < 11.0.6) • mattermost mattermost server (>= 11.1.0 < 11.1.1)

Related

Weakness · CWE (1)

  • CWE-863 Incorrect Authorization weakness

References