CVE-2022-41905 wsgidav is vulnerable to Cross-Site Scripting (XSS) when directory browsing is enabled
Attackers can execute arbitrary scripts in user browsers via XSS in WsgiDAV when directory browsing is enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-41905?
CVE-2022-41905 is a high-severity cross-site scripting vulnerability in mar10 wsgidav, published on 11 Nov 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
WsgiDAV is a generic and extendable WebDAV server based on WSGI. Implementations using this library with directory browsing enabled may be susceptible to Cross Site Scripting (XSS) attacks. This issue has been patched, users can upgrade to version 4.1.0. As a workaround, set `dir_browser.enable = False` in the configuration.
Weakness: CWE-79
Which versions are affected by CVE-2022-41905?
3 open source packages ship an affected version, including wsgidav. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
wsgidav PyPI | From 3.0.0 | 4.1.0 |
wsgidav PyPI | From 3.0.0a1 | 4.1.0 |
wsgidav PyPI | From 3.0.0a1 | 4.1.0 |
Products include Wsgidav Project Wsgidav.
How do I fix CVE-2022-41905?
Upgrade wsgidav to 4.1.0 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2022-41905 being exploited?
There is no known exploitation of CVE-2022-41905 in the wild and no public exploit code.
Sources
Also known as GHSA-xx6g-jj35-pxjv, PYSEC-2022-43018.