CVE-2021-39350: FV Flowplayer Video Player <= 7.5.0.727 - 7.5.2.727 Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-10-06 · updated 2026-06-17
Weakness: CWE-79

Description

The FV Flowplayer Video Player WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the player_id parameter found in the ~/view/stats.php file which allows attackers to inject arbitrary web scripts, in versions 7.5.0.727 - 7.5.2.727.

Affected products

foliovision FV Flowplayer Video Player: from 7.5.0.727 through 7.5.2.727

References

https://plugins.trac.wordpress.org/changeset/2580834/fv-wordpress-flowplayer/trunk/view/stats.php
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39350
https://plugins.trac.wordpress.org/changeset/2580834/fv-wordpress-flowplayer/trunk/view/stats.php
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39350

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