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CVE-2023-4520: The FV Flowplayer Video Player plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘_fv_player_user_video’ parameter saved via the 'save' function hooked via init, and the plugin

medium Affects fv-wordpress-flowplayer (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The FV Flowplayer Video Player plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘_fv_player_user_video’ parameter saved via the 'save' function hooked via init, and the plugin

Package
fv-wordpress-flowplayer (WordPress plugin) WordPress
Affected versions
<=7.5.37.7212
Fixed in
no fix recorded
Severity
medium  CVSS 5.4
Exploitation
not on CISA KEV · EPSS 1% (46.4th percentile)
Published
2023-08-25
Source
nvd

References

CWE-79
NVD recordfv-wordpress-flowplayer (WordPress plugin) advisories

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