CVE-2025-8285 describes an access control vulnerability in the Mattermost Confluence Plugin versions prior to 1.5.0. This flaw allows an unauthenticated attacker to create channel subscriptions without proper authorization by directly calling the create channel subscription API endpoint. Rated as a medium severity vulnerability with a CVSS score of 5.3, it has a low impact on integrity (I:L) and requires no user interaction (UI:N). There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.5.0CPE matchmatch criteria | cpe:2.3:a:mattermost:confluence:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.