CVE-2021-43331

Description

In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options page can execute arbitrary JavaScript for XSS.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Third-Party Advisory launchpad.net Third-Party Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.launchpad.net/mailman/+bug/1949401 issue tracking third party advisory patch
https://mail.python.org/archives/list/mailman-announce%40python.org/message/I2X7PSFXIEPLM3UMKZMGOEO3UFYETGRL/
https://lists.debian.org/debian-lts-announce/2022/06/msg00011.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-43331?
CVE-2021-43331 has been scored as a medium severity vulnerability.
How to fix CVE-2021-43331?
To fix CVE-2021-43331, 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-2021-43331 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-43331 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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