Ultimate Addons for WPBakery Plugin up to 3.21.0 on WordPress cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Ultimate Addons for WPBakery Plugin up to 3.21.0 on WordPress and classified as problematic. This affects an unknown part. Performing a manipulation results in cross site scripting. This vulnerability is reported as CVE-2025-11814. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Ultimate Addons for WPBakery Plugin up to 3.21.0 on WordPress. This affects an unknown part. The manipulation 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 Ultimate Addons for WPBakery plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to 3.21.1 (exclusive) 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.

The advisory is shared at wordfence.com. This vulnerability is uniquely identified as CVE-2025-11814. 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. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 3.21.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202510-2408) and EUVD (EUVD-2025-34710). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Ultimate Addons for WPBakery Plugin 3.21.1

Timelineinfo

10/15/2025 Advisory disclosed
10/15/2025 +0 days VulDB entry created
10/19/2025 +4 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Status: Confirmed

CVE: CVE-2025-11814 (🔒)
GCVE (CVE): GCVE-0-2025-11814
GCVE (VulDB): GCVE-100-328737
EUVD: 🔒
CNNVD: CNNVD-202510-2408 - WordPress plugin Ultimate Addons for WPBakery 跨站脚本漏洞

Entryinfo

Created: 10/15/2025 19:44
Updated: 10/19/2025 18:54
Changes: 10/15/2025 19:44 (52), 10/16/2025 07:12 (1), 10/16/2025 07:58 (12), 10/17/2025 18:20 (6), 10/19/2025 00:11 (1), 10/19/2025 18:54 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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