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Advisory record · GHSA-r45v-2289-jgr4

Liferay Portal has stored cross-site scripting (XSS) vulnerability

CVSS 4.6 MediumEPSS 0.0023 · 14th percentile

Published by the GitHub Advisory Database at 15 Sept 2025, 12:31 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
com.liferay.portal:com.liferay.portal.implMaven<99.0.099.0.0
Identifiers
GHSA-r45v-2289-jgr4 · CVE-2025-43794
Weakness (CWE)
CWE-79
Tags
Published
15 Sept 2025
Updated
20 Dec 2025

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

Liferay Portal com.liferay.portal.impl versions before 99.0.0 contain a stored cross-site scripting flaw in the CDN Host HTTP and CDN Host HTTPS fields of the Instance Configuration. An authenticated attacker with the instance administrator role can inject script or HTML that then runs on all pages. Upgrade to version 99.0.0 or later.

Written 7 Nov 2026.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
4.6 Medium 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N CNA (Liferay)
  • CISA KEV Not listed.
  • EPSS 0.0023, the 14th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 15:09 UTC First seen by agentprime
  2. 31 Oct 2026, 15:09 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.