CVE-2023-30499 HIGH

CVE-2023-30499: WordPress FV Flowplayer Video Player Plugin <= 7.5.32.7212 is vulnerable to Cross Site Scripting (XSS)

Vendor Foliovision

Product FV Flowplayer Video Player

Weakness CWE-79 · XSS

Published August 18, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in FolioVision FV Flowplayer Video Player plugin <= 7.5.32.7212 versions.

Explanation of Vulnerability in Simple Terms

02Summary

FV Flowplayer Video Player versions up to 7.5.32.7212 contain a cross-site scripting vulnerability that allows attackers to inject malicious scripts into video player pages. An attacker can craft a malicious link that, when visited by a site visitor, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or malware distribution.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a visitor's browser via a crafted link.

Potential impact on your site

04Site Impact

Visitors to your site could have their sessions hijacked, credentials stolen, or be redirected to malware.

Conditions required to exploit

05Prerequisites

A site visitor must click a malicious link or visit an attacker-controlled page embedding the vulnerable player.

Key dates

06Disclosure timeline

August 18, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-30499 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

Related vulnerabilities

Identifiers

CVE CVE-2023-30499

CWE CWE-79

CVSS 7.1 / HIGH

Affected versions