Foliovision FV Flowplayer Video Player Plugin up to 7.5.56.7212 on WordPress comment cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00+

Summaryinfo

A vulnerability was found in Foliovision FV Flowplayer Video Player Plugin up to 7.5.56.7212. It has been classified as problematic. Affected by this issue is some unknown functionality. Performing a manipulation of the argument Comment results in cross site scripting. This vulnerability was named CVE-2026-121515. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Foliovision FV Flowplayer Video Player Plugin up to 7.5.56.7212. It has been classified as problematic. This affects an unknown code block. The manipulation of the argument comment with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

The FV Flowplayer Video Player plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'comment' parameter in all versions up to, and including, 7.5.56.7212 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This requires the 'Parse Vimeo and YouTube links' option to be enabled, and the injected comment must be approved before the script executes for site visitors.

The advisory is shared at wordfence.com. This vulnerability is uniquely identified as CVE-2026-121515 since 11/03/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-118567). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.4
CNA Vector (Wordfence): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/03/2026 CVE reserved
11/07/2026 +4 days Advisory disclosed
11/07/2026 +0 days VulDB entry created
11/07/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CNA: Wordfence
CVE: CVE-2026-121515 (🔒)

GCVE (CVE): GCVE-0-2026-121515
GCVE (VulDB): GCVE-100-432213
EUVD: 🔒

Entryinfo

Created: 11/07/2026 04:03
Updated: 11/07/2026 04:21
Changes: 11/07/2026 04:03 (63), 11/07/2026 04:21 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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