CVE-2026-34729 | thorsten phpMyFAQ up to 4.1.0 Filter::removeAttributes cross site scripting (GHSA-cv2g-8cj8-vgc7)

VDB-354889 · CVE-2026-34729 · GHSA-CV2G-8CJ8-VGC7 THORSTEN PHPMYFAQ UP TO 4.1.0 FILTER::REMOVEATTRIBUTES CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.2 $0-$5k 0.08+ Summaryinfo A vulnerability has been found in thorsten phpMyFAQ up to 4.1.0 and classified as problematic. The impacted element is the function Filter::removeAttributes. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2026-34729. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded. Detailsinfo A vulnerability classified as problematic was found in thorsten phpMyFAQ up to 4.1.0. Affected by this vulnerability is the function Filter::removeAttributes. The manipulation 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. The summary by CVE is: phpMyFAQ is an open source FAQ web application. Prior to version 4.1.1, there is a stored XSS vulnerability via Regex Bypass in Filter::removeAttributes(). This issue has been patched in version 4.1.1. The advisory is shared at github.com. This vulnerability is known as CVE-2026-34729 since 03/30/2026. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are 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. Upgrading to version 4.1.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Productinfo Type Content Management System Vendor thorsten Name phpMyFAQ Version 4.0 4.1.0 License open-source Website Product: https://github.com/thorsten/phpMyFAQ/ CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 4.2 VulDB Meta Temp Score: 4.2 VulDB Base Score: 2.4 VulDB Temp Score: 2.3 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.1 CNA Vector (GitHub_M): 🔒 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: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: phpMyFAQ 4.1.1 Timelineinfo 03/30/2026 CVE reserved 04/02/2026 +3 days Advisory disclosed 04/02/2026 +0 days VulDB entry created 04/02/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-cv2g-8cj8-vgc7 Status: Confirmed CVE: CVE-2026-34729 (🔒) GCVE (CVE): GCVE-0-2026-34729 GCVE (VulDB): GCVE-100-354889 Entryinfo Created: 04/02/2026 17:25 Changes: 04/02/2026 17:25 (67) Complete: 🔍 Cache ID: 99:2F6:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸