Liferay Portal Layout Module and Liferay DXP Exposes the Cross-Site Request Forgery (CSRF) Token in URLs

published 2021-08-04 5 y ago modified 2026-06-17 4 mo ago also GHSA-4frg-rpx6-96qh , EUVD-2021-20046

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits: 0; none known

The Layout module in Liferay Portal 7.1.0 through 7.3.2, and Liferay DXP 7.1 before fix pack 19, and 7.2 before fix pack 6, exposes the CSRF token in URLs, which allows man-in-the-middle attackers to obtain the token and conduct Cross-Site Request Forgery (CSRF) attacks via the p_auth parameter.

Patch / fix

fixed in 2

maven com.liferay.portal:release.portal.bom 7.3.3
maven com.liferay.portal:release.dxp.bom 7.1.10.fp19, 7.2.10.fp6

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	5.1	AV:N/AC:H/Au:N/C:P/I:P/A:P
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
maven	com.liferay.portal:release.portal.bom	>=7.1.0, <7.3.3	7.3.3
maven	com.liferay.portal:release.dxp.bom	>=7.1.0, <7.1.10.fp19 >=7.2.0, <7.2.10.fp6	7.1.10.fp19 7.2.10.fp6

Classification

Weakness

CWE-352 Cross-Site Request Forgery

References

portal.liferay.dev /learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120748276
web, vendor-advisory
issues.liferay.com /browse/LPE-17030
web, issue-tracking, vendor-advisory
nvd.nist.gov /vuln/detail/CVE-2021-33338
advisory
github.com /liferay/liferay-portal
package

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary