CVE-2020-23217

Public Exploit

Description

A stored cross site scripting (XSS) vulnerability in phplist 3.5.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the "Add a list" field under the "Import Emails" module.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.26%
Third-Party Advisory github.com Third-Party Advisory phplist.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.phplist.org/newslist/phplist-3-5-4-release-notes/ third party advisory release notes
https://github.com/phpList/phplist3/issues/672 issue tracking exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-23217?
CVE-2020-23217 has been scored as a medium severity vulnerability.
How to fix CVE-2020-23217?
To fix CVE-2020-23217, 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-2020-23217 being actively exploited in the wild?
It is possible that CVE-2020-23217 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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