cve.bz

CVE-2023-1776

5.4 mediumEPSS 0.4%

Boards in Mattermost allows an attacker to upload a malicious SVG image file as an attachment to a card and share it using a direct link to the file.

Severity

CVSS 3.1

5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)
CWE
CWE-79
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-63f2-6959-2pxjGogithub.com/mattermost/mattermost-server/v6>=6.0.0 <7.1.67.1.6
GHSA-63f2-6959-2pxjGogithub.com/mattermost/mattermost-server>=7.7.0 <7.7.27.7.2
GHSA-63f2-6959-2pxjGogithub.com/mattermost/mattermost-server>=7.1.0 <7.1.67.1.6
GHSA-63f2-6959-2pxjGogithub.com/mattermost/mattermost-server>=7.8.0 <7.8.17.8.1
GHSA-63f2-6959-2pxjGogithub.com/mattermost/mattermost-server/v5>=5.0.0 <7.1.67.1.6
GHSA-63f2-6959-2pxjGogithub.com/mattermost/mattermost-server/v6>=3.3.0 <7.1.67.1.6

References

Check your stackJSON