Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.

Affected Packages

Maven com.liferay.portal:release.portal.bom

Affected versions: 7.4.3.48 (fixed in 7.4.3.77)

Related CVEs

CVE-2023-33950

Key Information

GHSA ID

GHSA-chrc-q6v3-jfv8

Published

May 24, 2023 6:30 PM

Last Modified

May 24, 2023 9:56 PM

CVSS Score

5.0 /10

Primary Ecosystem

Maven

Primary Package

com.liferay.portal:release.portal.bom

GitHub Reviewed

✓ Yes

Dataset

Last updated: June 18, 2025 6:25 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.