Medium severity5.5NVD Advisory· Published Sep 23, 2021· Updated Jun 17, 2026

CVE-2021-36872

Description

Authenticated Persistent Cross-Site Scripting (XSS) vulnerability in WordPress Popular Posts plugin (versions <= 5.3.3). Vulnerable at &widget-wpp[2][post_type].

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WordPress/Wordpress Popular Postsllm-fuzzy
Range: <=5.3.3
Package: https://wordpress.org/plugins/wordpress-popular-posts
Hector Cabrera/WordPress Popular Postsv5
Range: 5.3.3

Patches

Vulnerability mechanics

References

github.com/cabrerahector/wordpress-popular-posts/blob/master/changelog.mdnvdRelease NotesThird Party Advisory
patchstack.com/database/vulnerability/wordpress-popular-posts/wordpress-popular-posts-plugin-5-3-3-authenticated-persistent-cross-site-scripting-xss-vulnerabilitynvdThird Party Advisory

News mentions

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