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An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$pv1$TXB_URIs parameter to /MailEssentials/pages/MailSecurity/uridnsblocklist.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user.","publishedAt":"2026-02-19T17:57:43.458Z","updatedAt":"2026-05-14T02:09:14.862Z","severity":{"score":5.1,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["GFI Software MailEssentials AI"],"affected":[{"vendor":"GFI Software","product":"MailEssentials AI","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"22.4","versionType":"custom"}]}],"references":["https://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releases","https://www.vulncheck.com/advisories/gfi-mailessentials-ai-anti-spam-uri-dns-blocklist-domain-stored-xss"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23613.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23613","state":"PUBLISHED","datePublished":"2026-02-19T17:57:43.458Z","dateUpdated":"2026-05-14T02:09:14.862Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-01-14T16:02:29.335Z"},"containers":{"cna":{"title":"GFI MailEssentials AI < 22.4 Anti-Spam URI DNS Blocklist Domain Stored XSS","descriptions":[{"lang":"en","value":"GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the URI DNS Blocklist configuration page. 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