CVE-2021-29045
Published: 17 May 2021
Summary
CVE-2021-29045 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Liferay Dxp. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 48.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-15691
Vulnerability details
Cross-site scripting (XSS) vulnerability in the Redirect module's redirection administration page in Liferay Portal 7.3.2 through 7.3.5, and Liferay DXP 7.3 before fix pack 1 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_redirect_web_internal_portlet_RedirectPortlet_destinationURL parameter.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.