PT-2025-32576 · WordPress · Mattermost Confluence Plugin

Lorenzo Gallegos · CVE-2025-52931 · Published 2025-07-10 · Updated 2025-08-20

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Mattermost Confluence Plugin versions prior to 1.5.0

Description: The Mattermost Confluence Plugin is susceptible to a denial-of-service issue. Attackers can crash the plugin by repeatedly sending invalid request bodies to the update channel subscription endpoint.

Recommendations: Update the Mattermost Confluence Plugin to version 1.5.0 or later.

Exploit

Fix

DoS

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

BDU:2025-09756

CVE-2025-52931

GHSA-VC77-C2HX-H5X2

GO-2025-3870

OPENSUSE-SU-2025:15469-1

Affected Products

Mattermost Confluence Plugin

References · 33

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/52xxx/CVE-2025-52931.json · Exploit
• https://mattermost.com/security-updates · Vendor Advisory
• https://osv.dev/vulnerability/GO-2025-3870 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-52931 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:15469-1 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-vc77-c2hx-h5x2 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-09756 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-52931 · Security Note
• https://github.com/mattermost/mattermost-plugin-confluence · Note
• https://suse.com/security/cve/CVE-2025-49221 · Note
• https://suse.com/security/cve/CVE-2025-55199 · Note
• https://twitter.com/VulmonFeeds/status/1955027415471636577 · Twitter Post
• https://github.com/advisories/GHSA-vc77-c2hx-h5x2 · Note
• https://suse.com/security/cve/CVE-2025-8285 · Note
• https://suse.com/security/cve/CVE-2025-55196 · Note