Path Traversal in Mar10 Wsgidav

CVE-2026-48099

WsgiDAV is a generic and extendable WebDAV server based on WSGI. WsgiDAV 4.3.3 and prior can allow a WebDAV request path containing an encoded parent-directory segment to escape the configured filesystem share root in a specific path layout. The issue is fixed with version 4.3.4.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48099?
CVE-2026-48099 is a high-severity vulnerability in Mar10 Wsgidav, classified under Path Traversal. CVSS score: 7.1/10. Published 2026-08-13.
How severe is CVE-2026-48099?
High severity. CVSS v3 base score is 7.1 out of 10.