CVE-2025-15064 | ultimatemember Ultimate Member Plugin up to 2.11.1 on WordPress Setting user description cross site scripting

VDB-355300 · CVE-2025-15064 · EUVD-2025-209217 ULTIMATEMEMBER ULTIMATE MEMBER PLUGIN UP TO 2.11.1 ON WORDPRESS SETTING USER DESCRIPTION CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.9 $0-$5k 1.22+ Summaryinfo A vulnerability categorized as problematic has been discovered in ultimatemember Ultimate Member Plugin up to 2.11.1 on WordPress. Affected by this vulnerability is an unknown functionality of the component Setting Handler. Executing a manipulation of the argument user description can lead to cross site scripting. This vulnerability is registered as CVE-2025-15064. It is possible to launch the attack remotely. No exploit is available. It is advisable to implement a patch to correct this issue. Detailsinfo A vulnerability was found in ultimatemember Ultimate Member Plugin up to 2.11.1 on WordPress. It has been declared as problematic. This vulnerability affects an unknown functionality of the component Setting Handler. The manipulation of the argument user description with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. CVE summarizes: The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the user description field in all versions up to, and including, 2.11.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The vulnerability is only exploitable when "HTML support for user description" is enabled in Ultimate Member settings. The weakness was published by Kevin Wydler. The advisory is shared for download at wordfence.com. This vulnerability was named CVE-2025-15064 since 12/23/2025. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-209217). Productinfo Type WordPress Plugin Vendor ultimatemember Name Ultimate Member Plugin Version 2.11.0 2.11.1 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 (Wordfence): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock 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: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Patch Status: 🔍 0-Day Time: 🔒 Patch: github.com Timelineinfo 12/23/2025 CVE reserved 04/04/2026 +101 days Advisory disclosed 04/04/2026 +0 days VulDB entry created 04/04/2026 +0 days VulDB entry last update Sourcesinfo Advisory: wordfence.com Researcher: Kevin Wydler Status: Confirmed CVE: CVE-2025-15064 (🔒) GCVE (CVE): GCVE-0-2025-15064 GCVE (VulDB): GCVE-100-355300 EUVD: 🔒 Entryinfo Created: 04/04/2026 11:57 Updated: 04/04/2026 13:56 Changes: 04/04/2026 11:57 (68), 04/04/2026 13:56 (1) Complete: 🔍 Cache ID: 99:5F3:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸