FlatPM Plugin up to 3.2.2 on WordPress rank_math_description cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in FlatPM Plugin up to 3.2.2 on WordPress. It has been classified as problematic. This vulnerability affects the function rank_math_description. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2026-0690. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in FlatPM Plugin up to 3.2.2 on WordPress. It has been rated as problematic. This issue affects the function rank_math_description. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

The FlatPM – Ad Manager, AdSense and Custom Code plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'rank_math_description' custom field in all versions up to, and including, 3.2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

It is possible to read the advisory at wordfence.com. The identification of this vulnerability is CVE-2026-0690. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.4
CNA Vector: 🔒

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

EPSS Score: 🔒
EPSS Percentile: 🔒

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

01/20/2026 Advisory disclosed
01/20/2026 +0 days VulDB entry created
01/22/2026 +2 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CVE: CVE-2026-0690 (🔒)
GCVE (CVE): GCVE-0-2026-0690
GCVE (VulDB): GCVE-100-341927

Entryinfo

Created: 01/20/2026 08:04
Updated: 01/22/2026 15:22
Changes: 01/20/2026 08:04 (51), 01/22/2026 15:22 (12)
Complete: 🔍
Cache ID: 216::103

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