cve.bz

CVE-2017-18893

6.1 mediumEPSS 0.7%

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. Display names allow XSS.

Severity

CVSS 3.1

6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)
CWE
CWE-79
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-887v-xh2x-47cmGogithub.com/mattermost/mattermost-server<4.0.54.0.5
GHSA-887v-xh2x-47cmGogithub.com/mattermost/mattermost-server>=4.1.0 <4.1.14.1.1
GHSA-887v-xh2x-47cmGogithub.com/mattermost/mattermost-server>=4.2.0-rc1 <4.2.04.2.0
GO-2026-4296Gogithub.com/mattermost/mattermost-server<4.0.5+incompatible
>=4.1.0+incompatible <4.1.1+incompatible
>=4.2.0-rc1+incompatible <4.2.0+incompatible		4.0.5+incompatible, 4.1.1+incompatible, 4.2.0+incompatible

References

Check your stackJSON