PatchTheCVEopen vsx vulnerabilities and fixes
Recent CVEs affecting open vsx, with upgrade or downgrade steps. 1 tracked.
Also searched as: openvsx.
open vsx has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-07-01. Highest priority: CVE-2026-13323 (score 26/100).
- CVE-2026-13323 MEDIUM 4.1 UPGRADE In Open VSX Registry before 1.0.2, the /vscode/unpkg/ endpoint serves user-supplied HTML files with Content-Ty
FAQ
How do I fix open vsx vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is open vsx being exploited right now?
None of the tracked open vsx CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which open vsx CVE should I patch first?
CVE-2026-13323 currently ranks highest (26/100): In Open VSX Registry before 1.0.2, the /vscode/unpkg/ endpoint serves user-supplied HTML files with Content-Ty.