Liferay Portal and Liferay DXP have a Denial Of Service via File Upload (DOS) vulnerability
A Denial Of Service via File Upload (DOS) vulnerability in Liferay Portal 7.4.3.0 through 7.4.3.132, Liferay DXP 2025.Q1.0 through 2025.Q1.8, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.0 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.16 and 7.4 GA through update 92 allows a user to upload a profile picture of more than 300kb into a user profile. This size is more than the noted max 300kb size. This extra data can significantly slow down the Liferay service.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2025-43736US | medium4.3 | — | ||
A Denial Of Service via File Upload (DOS) vulnerability in the Liferay Portal 7.4.3.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.8, 2024.Q4.0 through 2024.Q4.7, 2… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/liferay/liferay-portalPACKAGE
- https://github.com/liferay/liferay-portal/commit/ab8932bee29df7df377c468f662d55e624d9390dWEB
- https://liferay.atlassian.net/browse/LPE-18220WEB
- https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-43736WEB
- https://nvd.nist.gov/vuln/detail/CVE-2025-43736ADVISORY
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