CVE-2025-62264: Liferay Portal · XSS or 'Cross-site Scripting'
Affects Liferay PortalSource CVE Database V5
Not known to be exploited · CVSS 5.1 Medium.
Data as of 26 Oct 2026, 08:30 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 31 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Mavencom.liferay/portalpkg:maven/com.liferay/portalOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
1. Apply official patches or updates from Liferay as soon as they become available to address the vulnerability directly. 2. In the absence of patches, implement strict input validation and output encoding on the _com_liferay_portal_language_override_web_internal_portlet_PLOPortlet_selectedLanguageId parameter to neutralize malicious scripts. 3. Deploy or tune Web Application Firewalls (WAFs) to detect and block suspicious requests containing script injection attempts targeting this parameter. 4. Conduct user awareness training to educate users about the risks of clicking unknown or suspicious links, especially those purporting to change language settings or similar features. 5. Review and restrict the exposure of Liferay portals to only necessary user groups and networks, employing network segmentation and access controls. 6. Monitor web server and application logs for unusual request patterns or error messages related to the vulnerable parameter. 7. Consider implementing Content Security Policy (CSP) headers to limit the execution of unauthorized scripts in browsers. 8. Regularly audit and test web applications for XSS vulnerabilities using automated scanners and manual penetration testing.
Description
Reflected cross-site scripting (XSS) vulnerability in Languauge Override in Liferay Portal 7.4.3.8 through 7.4.3.111, and Liferay DXP 2023.Q4.0 through 2023.Q4.10, 2023.Q3.1 through 2023.Q3.10, and 7.4 update 4 through update 92 allows remote attackers to inject arbitrary web script or HTML via the `_com_liferay_portal_language_override_web_internal_portlet_PLOPortlet_selectedLanguageId` parameter.