CVE-2023-3614

3.3 lowEPSS 0.4%

Low (3.3) in mattermost mattermost server. EPSS 0.4% chance of exploitation in the next 30 days.

Mattermost fails to properly validate a gif image file, allowing an attacker to consume a significant amount of server resources, making the server unresponsive for an extended period of time by linking to specially crafted image file.

Severity

CVSS 3.1

3.3 low

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)
CWE: CWE-400
Published: 2023-07-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mattermost:mattermost_server

References

https://mattermost.com/security-updates
https://mattermost.com/security-updates

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