Is popup (WordPress plugin) vulnerable?

WordPress popup has 4 known advisories in the phpwarden feed. Feed 2026.10.29.1, updated 2026-10-28.

4advisories
1critical
0on CISA KEV
0no fix recorded
CVETitleSeverityCVSSAffectedFixed in
CVE-2021-24275The Popup by Supsystic WordPress plugin before 1.10.5 did not sanitise the tab parameter of its options page before outputting it in an attrmedium6.1<1.10.51.10.5
CVE-2022-0424The Popup by Supsystic WordPress plugin before 1.10.9 does not have any authentication and authorisation in an AJAX action, allowing unauthemedium5.3<1.10.91.10.9
CVE-2023-3186The Popup by Supsystic WordPress plugin before 1.10.19 has a prototype pollution vulnerability that could allow an attacker to inject arbitrcritical9.8<1.10.191.10.19
CVE-2023-0924The ZYREX POPUP WordPress plugin through 1.0 does not validate the type of files uploaded when creating a popup, allowing a high privileged high7.2<1.11.1

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked
A version is vulnerable when it falls inside an affected range and below the fixed version. phpwarden applies these ranges to the exact versions in your lockfile or install, so you only see what applies to you.