Werkzeug is a comprehensive WSGI web application library. Prior to 3.1.9, the safe_join function used by send_from_directory can allow a NUL: special-device path because safe_join checks the Windows device name without first removing an empty NTFS ADS marker. The trigger is that...
Product
azure linux python-werkzeug vulnerabilities
3 published CVES affecting azure linux python-werkzeug, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 3
- Critical
- 0
- High
- 0
- Medium
- 3
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest azure linux python-werkzeug CVEs
Newest publication first
-
MediumCVSS 6.3
-
MediumCVSS 6.3 EPSS 0.63%
Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safe_join function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account f...
-
CVE-2026-21860 Werkzeug safe_join() allows Windows special device names with compound extensions
PublishedMediumCVSS 6.3Werkzeug is a comprehensive WSGI web application library. Prior to version 3.1.5, Werkzeug's safe_join function allows path segments with Windows device names that have file extensions or trailing spaces. On Windows, there are special device names such as CON, AUX, etc that are i...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.