CVE-2018-5229

5.4 mediumEPSS 0.6%

Medium (5.4) in atlassian universal plugin manager. EPSS 0.6% chance of exploitation in the next 30 days.

The NotificationRepresentationFactoryImpl class in Atlassian Universal Plugin Manager before version 2.22.9 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the name of user submitted add-on names.

Severity

CVSS 3.0

5.4 medium

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2018-07-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

atlassian:universal_plugin_manager

References

https://ecosystem.atlassian.net/browse/UPM-5871
https://ecosystem.atlassian.net/browse/UPM-5871

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