PatchSiren

XStream CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

Known exploited XStream CVE published 2023-03-10

CVE-2021-39144

CVE-2021-39144 is a remote code execution vulnerability affecting XStream that CISA added to the Known Exploited Vulnerabilities catalog on 2023-03-10. Because it is listed in KEV, organizations should treat it as a high-priority remediation item and follow the vendor’s update guidance promptly.