Liferay Portal 7.4.x Subdomain Supercookie via Domain ID
CVE-2025-43793 Published on September 15, 2025
Liferay Portal 7.4.0 through 7.4.3.105, and older unsupported versions, and Liferay DXP 2023.Q4.0, 2023.Q3.1 through 2023.Q3.4, 7.4 GA through update 92, 7.3 GA through update 35, and older unsupported versions may incorrectly identify the subdomain of a domain name and create a supercookie, which allows remote attackers who control a website that share the same TLD to read cookies set by the application.
Weakness Type
Improper Validation of Specified Quantity in Input
The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.
Products Associated with CVE-2025-43793
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Affected Versions
Liferay Portal:- Version 7.4.0, <= 7.4.3.105 is affected.
- Version 7.3.10, <= 7.3.10-u35 is affected.
- Version 7.4.13, <= 7.4.13-u92 is affected.
- Version 2023.Q3.1, <= 2023.Q3.4 is affected.
- Version 2023.Q4.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.