CVE-2026-33932 | OpenEMR up to 8.0.0.3 CCDA Document Preview cross site scripting (GHSA-g77x-9p3x-2j8f)

VDB-353551 · CVE-2026-33932 · GHSA-G77X-9P3X-2J8F OPENEMR UP TO 8.0.0.3 CCDA DOCUMENT PREVIEW CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.5 $0-$5k 1.91+ Summaryinfo A vulnerability identified as problematic has been detected in OpenEMR up to 8.0.0.3. Affected by this vulnerability is an unknown functionality of the component CCDA Document Preview. This manipulation causes cross site scripting. This vulnerability is handled as CVE-2026-33932. 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 OpenEMR up to 8.0.0.3 and classified as problematic. Affected by this vulnerability is some unknown functionality of the component CCDA Document Preview. 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: OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.3, a stored cross-site scripting vulnerability in the CCDA document preview allows an attacker who can upload or send a CCDA document to execute arbitrary JavaScript in a clinician's browser session when the document is previewed. The XSL stylesheet sanitizes attributes for all other narrative elements but not for `linkHtml`, allowing `href="javascript:..."` and event handler attributes to pass through unchanged. Version 8.0.0.3 patches the issue. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-33932 since 03/24/2026. 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 8.0.0.3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 95e6078889b5399b12b59117f998560cd94bd47d is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. Productinfo Type Business Process Management Software Name OpenEMR Version 8.0.0.0 8.0.0.1 8.0.0.2 8.0.0.3 License open-source Website Product: https://github.com/openemr/openemr/ CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 5.5 VulDB Meta Temp Score: 5.5 VulDB Base Score: 3.5 VulDB Temp Score: 3.4 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 7.6 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: OpenEMR 8.0.0.3 Patch: 95e6078889b5399b12b59117f998560cd94bd47d Timelineinfo 03/24/2026 CVE reserved 03/26/2026 +2 days Advisory disclosed 03/26/2026 +0 days VulDB entry created 03/26/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-g77x-9p3x-2j8f Status: Confirmed CVE: CVE-2026-33932 (🔒) GCVE (CVE): GCVE-0-2026-33932 GCVE (VulDB): GCVE-100-353551 Entryinfo Created: 03/26/2026 07:03 Changes: 03/26/2026 07:03 (68) Complete: 🔍 Cache ID: 99:6F4:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸