CVE-2019-18987

Description

An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Once a specific abuse filter has (accidentally or otherwise) been made public, its previous versions can be exposed, thus potentially disclosing private or sensitive information within the filter's definition.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.42%
Vendor Advisory mediawiki.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T237887 patch third party advisory issue tracking
https://gerrit.wikimedia.org/r/q/Ic12790bd33982473f77551bde9599ed083a3e1f1 third party advisory patch
https://www.mediawiki.org/wiki/Extension:AbuseFilter product vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-18987?
CVE-2019-18987 has been scored as a medium severity vulnerability.
How to fix CVE-2019-18987?
To fix CVE-2019-18987, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-18987 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-18987 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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