CVE-2025-52520

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.

PUBLISHED Reserved 2025-06-17 | Published 2025-07-10 | Updated 2025-11-04 | Assigner apache

Problem types

CWE-190 Integer Overflow or Wraparound

Product status

Credits

Saravana Kumar finder

References

lists.debian.org/debian-lts-announce/2025/07/msg00009.html

www.openwall.com/lists/oss-security/2025/07/10/12

lists.apache.org/thread/trqq01bbxw6c92zx69kx2mw2qgmfy0o5 vendor-advisory

cve.org (CVE-2025-52520)

nvd.nist.gov (CVE-2025-52520)

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