CVE-2023-41835

Apache Struts vulnerability CVE-2023-41835 arises from incomplete cleanup of the struts.multipart.saveDir after a denied multipart upload, enabling denial of service. IBM/Atlassian advisories confirm impact and list affected Struts versions and products (e.g., Struts 2.x; Struts 2.5.32, 6.1.2.2, ...

CVE-2023-41835: Incomplete Cleanup

When a Multipart request is performed but some of the fields exceed the maxStringLength limit, the upload files will remain in struts.multipart.saveDir even if the request has been denied. Users are recommended to upgrade to versions Struts 2.5.32 or 6.1.2.2 or Struts 6.3.0.1 or greater, which...