CVE-2020-29003

Public Exploit

Description

The PollNY extension for MediaWiki through 1.35 allows XSS via an answer option for a poll question, entered during Special:CreatePoll or Special:UpdatePoll.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.35%
Vendor Advisory wikimedia.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T266508 issue tracking exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-29003?
CVE-2020-29003 has been scored as a medium severity vulnerability.
How to fix CVE-2020-29003?
To fix CVE-2020-29003, 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-2020-29003 being actively exploited in the wild?
It is possible that CVE-2020-29003 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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