CVE-2023-3590

7.5 highEPSS 0.4%

High (7.5) in mattermost mattermost server. EPSS 0.4% chance of exploitation in the next 30 days.

Mattermost fails to delete card attachments in Boards, allowing an attacker to access deleted attachments.

Severity

7.5 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 37% of CVEs (scores of 2026-10-31)
CWE: CWE-863
Published: 2023-07-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19