CVE-2021-39350

Name: CVE-2021-39350
Creator: NVD / NIST
Published: 2021-10-06T16:15:07.427+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 2.14%

Last modified Jun 17, 2026

CVE-2021-39350 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 2.14% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

2.14%

79.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Foliovision	Fv Flowplayer Video Player	>= 7.5.0.727, <= 7.5.2.727

References

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

Timeline

Published: Oct 6, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39350?

How severe is CVE-2021-39350?

CVE-2021-39350 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.14% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39350?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39350?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST