CVE-2025-53514 describes a denial-of-service vulnerability in the Mattermost Confluence Plugin versions prior to 1.5.0. An unauthenticated attacker can crash the plugin by repeatedly sending malformed requests to its server webhook endpoint. Rated as Medium severity (CVSS 5.9), this vulnerability has a high availability impact but requires high attack complexity. Currently, there is 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:*:*:*:*:*:mattermost:*:* |
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
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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.