A stored cross site scripting (XSS) vulnerability in phplist 3.5.4 and below allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload in the "admin" parameter under the "Manage administrators" module.
https://github.com/phpList/phplist3/issues/671
Source: Mitre, NVD
Published: 2021-07-02
Updated: 2026-06-17
Base Score: 3.5
Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N
Severity: Low
Base Score: 5.4
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00302