CVE-2026-34563 | ci4-cms-erp ci4ms 0.28.5.0 cross site scripting (GHSA-85m8-g393-jcxf)

VDB-354811 · CVE-2026-34563 · GHSA-85M8-G393-JCXF CI4-CMS-ERP CI4MS 0.28.5.0 CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.2 $0-$5k 1.40+ Summaryinfo A vulnerability identified as problematic has been detected in ci4-cms-erp ci4ms. The affected element is an unknown function. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2026-34563. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component. Detailsinfo A vulnerability has been found in ci4-cms-erp ci4ms and classified as problematic. Affected by this vulnerability is some unknown functionality. 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: CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to version 0.31.0.0, the application fails to properly sanitize user-controlled input when handling backup uploads and processing backup metadata. An attacker can inject a malicious JavaScript payload into the backup filename via the uploaded xss.sql, which uses SQL functionality to insert the XSS payload server-side. This stored payload is later rendered unsafely in multiple backup management views without proper output encoding, leading to stored blind cross-site scripting (Blind XSS). This issue has been patched in version 0.31.0.0. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-34563 since 03/30/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK. Upgrading to version 0.31.0.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Productinfo Type Content Management System Vendor ci4-cms-erp Name ci4ms Version 0.28.5.0 Website Product: https://github.com/ci4-cms-erp/ci4ms/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.3 VulDB Meta Temp Score: 6.2 VulDB Base Score: 3.5 VulDB Temp Score: 3.4 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 9.1 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: ci4ms 0.31.0.0 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-85m8-g393-jcxf Status: Confirmed CVE: CVE-2026-34563 (🔒) GCVE (CVE): GCVE-0-2026-34563 GCVE (VulDB): GCVE-100-354811 Entryinfo Created: 04/02/2026 02:44 Changes: 04/02/2026 02:44 (66) Complete: 🔍 Cache ID: 99:4CC:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸