{"id":"CVE-2026-23756","title":"GFI HelpDesk < 4.99.9 Stored XSS via Troubleshooter Step Subject","summary":"GFI HelpDesk before 4.99.9 contains a stored cross-site scripting vulnerability in the Troubleshooter module where the subject POST parameter is not sanitized in Controller_Step.InsertSubmit() and EditSubmit() before being rendered by Vi…","severity":"medium","cvss":5.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cvssSource":"cna","cwe":["CWE-79"],"vendor":"GFI Software","product":"HelpDesk","affected":["HelpDesk < 4.99.9"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-04-20T18:08:39.341495Z"},"published":"2026-04-20","updated":"2026-10-01","sourceUpdated":"2026-10-01T15:19:50.948Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-23756","references":[{"url":"https://gfi.ai/products-and-solutions/email-and-messaging-solutions/helpdesk/resources/product-releases"},{"url":"https://www.vulncheck.com/advisories/gfi-helpdesk-stored-xss-via-troubleshooter-step-subject"}],"tags":["cve.org"],"epss":0.00141,"epssPercentile":0.02859,"ingestedAt":"2026-10-01T15:48:17.869Z","slug":"CVE-2026-23756","body":"## Overview\n\nGFI HelpDesk before 4.99.9 contains a stored cross-site scripting vulnerability in the Troubleshooter module where the subject POST parameter is not sanitized in Controller_Step.InsertSubmit() and EditSubmit() before being rendered by View_Step.RenderViewSteps(). An authenticated staff member can inject arbitrary JavaScript into the step subject field, and the payload executes when any user navigates to Troubleshooter > View Troubleshooter and clicks the affected step link.\n\n## Affected\n\n- `HelpDesk < 4.99.9`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}