CVE-2017-5638

What the flaw is

Apache Struts Jakarta Multipart parser allows for malicious file upload using the Content-Type value, leading to remote code execution.

Description as published by CISA. We have not independently reproduced it.

What CISA requires

Apply updates per vendor instructions.

This deadline is binding on US federal civilian agencies under BOD 22-01. It is not a legal deadline for anyone else, but it is a useful urgency signal — CISA sets it by how actively the flaw is being used, not by CVSS.

Public exploit code

404 public repositories referencing this CVE have been catalogued on GitHub. That volume usually means a reliable, widely-reproduced exploit. Treat this as a strong signal to prioritise patching, not as a verified working exploit — many such repositories are scanners, write-ups or forks rather than functional code.

• 0day666/Vulnerability-verification
• 0pensrcerer/struts2-rce-public
• 0pensrcerer/struts2rce
• 0x00-0x00/CVE-2017-5638
• 0x0d3ad/Kn0ck
• 0x4D5352/rekall-penetration-test
• 0xConstant/CVE-2017-5638
• 0xConstant/ExploitDevJourney

Showing 8 of 404. Full list in the trickest/cve dataset.

Vendor advisories

• nvd.nist.gov/vuln/detail/CVE-2017-5638

Primary sources

• NVD entry — CVSS score, CPE list and references
• CISA KEV catalog — the source for this page
• CVE Record at cve.org