CVE-2019-16528 Information disclosure in n/a

High 7.5 Published 20 Mar 2020 Updated 5 Aug 2024

Attackers can retrieve sensitive deleted or suppressed usernames and summaries from AbuseLog revision data in the MediaWiki AbuseFilter extension.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-16528?

CVE-2019-16528 is a high-severity vulnerability in n/a, published on 20 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog revision data. This affects REL1_32 and REL1_33.

Weakness: CWE-532

Which versions are affected by CVE-2019-16528?

It affects 1 product.

Products include Mediawiki Abusefilter.

How do I fix CVE-2019-16528?

No fix has been published for CVE-2019-16528 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-16528 being exploited?

There is no known exploitation of CVE-2019-16528 in the wild and no public exploit code.

Sources

Also known as GHSA-627p-f6p8-67f5.