CVE-2021-44854 Information disclosure in n/a
Attackers can access cached results from private wikis via the REST API, leading to unauthorized data disclosure.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-44854?
CVE-2021-44854 is a medium-severity vulnerability in Mediawiki Mediawiki, published on 26 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. The REST API publicly caches results from private wikis.
Weakness: CWE-524
Which versions are affected by CVE-2021-44854?
1 open source package ship an affected version, including mediawiki. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
mediawiki Bitnami | All versions | 1.35.5, 1.36.3, 1.37.1 |
Products include Mediawiki Mediawiki.
How do I fix CVE-2021-44854?
Upgrade mediawiki to a fixed version for your release line: 1.35.5, 1.36.3 or 1.37.1.
Is CVE-2021-44854 being exploited?
There is no known exploitation of CVE-2021-44854 in the wild and no public exploit code.
Other vulnerabilities in Mediawiki Mediawiki
Sources
Also known as BIT-mediawiki-2021-44854, DEBIAN-CVE-2021-44854, GHSA-w4mm-gfhc-2p52, UBUNTU-CVE-2021-44854.