What is CVE-2020-23209?

CVE-2020-23209 is a medium-severity vulnerability in Phplist, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-07-01.

How severe is CVE-2020-23209?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Phplist

CVE-2020-23209

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 "List Description" field under the "Edit A List" module.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (40.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Phplist — versions 3.5.3
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2020-23209?: CVE-2020-23209 is a medium-severity vulnerability in Phplist, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-07-01.
How severe is CVE-2020-23209?: Medium severity. CVSS v3 base score is 5.4 out of 10.