CVE-2025-54463 describes a denial-of-service vulnerability in Mattermost Confluence Plugin versions prior to 1.5.0. Attackers can crash the plugin by repeatedly sending malformed request bodies to the server's webhook endpoint. This vulnerability carries a CVSS score of 7.5 (HIGH), indicating a network-based attack with low complexity and high impact on availability, but no impact on confidentiality or integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion 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:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.