CVE-2025-52520

HIGH

Apache Tomcat 9.0.0-9.0.106, 10.1.0-M1-10.1.42, 11.0.0-M1-11.0.8 DoS via Multipart Upload Integer Overflow

Title source: llm
STIX 2.1

Description

For some unlikely configurations of multipart upload, an Integer Overflow vulnerability in Apache Tomcat could lead to a DoS via bypassing of size limits. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1 through 9.0.106. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.9, 10.1.43 or 9.0.107, which fix the issue.

References (3)

Core 3

Scores

CVSS v3 7.5
EPSS 0.0068
EPSS Percentile 71.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-190
Status published
Products (3)
apache/tomcat 9.0.0 - 9.0.107
org.apache.tomcat/tomcat-catalina 11.0.0-M1 - 11.0.9Maven
org.apache.tomcat.embed/tomcat-embed-core 11.0.0-M1 - 11.0.9Maven
Published Jul 10, 2025
Tracked Since Feb 18, 2026