CVE-2020-10959

Public Exploit

Description

resources/src/mediawiki.page.ready/ready.js in MediaWiki before 1.35 allows remote attackers to force a logout and external redirection via HTML content in a MediaWiki page.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Third-Party Advisory wikimedia.org Third-Party Advisory wikimedia.org Third-Party Advisory wikimedia.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T232932 exploit third party advisory patch
https://gerrit.wikimedia.org/r/c/mediawiki/core/+/536725 third party advisory patch
https://phabricator.wikimedia.org/T240393 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-10959?
CVE-2020-10959 has been scored as a medium severity vulnerability.
How to fix CVE-2020-10959?
To fix CVE-2020-10959, 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-2020-10959 being actively exploited in the wild?
It is possible that CVE-2020-10959 is being exploited or will be exploited in a near future based on public information. 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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