CVE-2022-4396 RDFlib pyrdfa3 __init__.py _get_option cross site scripting
Remote attackers can execute arbitrary scripts via cross-site scripting in the RDFlib pyrdfa3 library's option handling.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-4396?
CVE-2022-4396 is a low-severity cross-site scripting vulnerability in RDFlib pyrdfa3, published on 10 Dec 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability was found in RDFlib pyrdfa3 and classified as problematic. This issue affects the function _get_option of the file pyRdfa/__init__.py. The manipulation leads to cross site scripting. The attack may be initiated remotely. The name of the patch is ffd1d62dd50d5f4190013b39cedcdfbd81f3ce3e. It is recommended to apply a patch to fix this issue. The identifier VDB-215249 was assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
Which versions are affected by CVE-2022-4396?
3 open source packages ship an affected version, including pyrdfa3 and pyRdfa3. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
pyrdfa3 PyPI | All versions | 3.6.2 |
pyrdfa3 PyPI | All versions | 3.6.2 |
pyRdfa3 PyPI | All versions | 3.6.2 |
Products include Pyrdfa3 Project Pyrdfa3.
How do I fix CVE-2022-4396?
Upgrade pyrdfa3 to 3.6.2 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-2022-4396 being exploited?
There is no known exploitation of CVE-2022-4396 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2022-4396, GHSA-894q-wpg5-mf2h, PYSEC-2026-910, UBUNTU-CVE-2022-4396.