All vulnerabilities

Servers and applications

CVE-2023-43498

In Jenkins 2.423 and earlier, LTS 2.414.1 and earlier, processing file uploads using MultipartFormDataParser creates temporary files in the default system temporary directory with the default permissions for newly created files, potentially allowing attackers with access to the Jenkins controller file system to read and write the files before they are used.

Severity
High 8.1
Published
20 Sept 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
2.414.2, 2.424
Sources
NVD

Affected software

SoftwareAffected versions
JenkinsServers and applications · cpe:a:jenkins:jenkins
  • Every version before 2.414.2
  • Every version before 2.424

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-43498
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-43498