{"id":"CVE-2026-34802","title":"Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the remark user ham spam parameter to /cgi-bin/salearn.cgi","summary":"Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the remark user ham spam parameter to /cgi-bin/salearn.cgi. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when o…","severity":"medium","cvss":6.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"endian","product":"firewall_community","affected":["firewall_community <= 3.3.25"],"published":"2026-04-02","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-34802","references":[{"url":"https://help.endian.com/hc/en-us/sections/360004371358-Community","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/endian-firewall-cgi-bin-salearn-cgi-remark-user-ham-spam-stored-cross-site-scripting","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00168,"epssPercentile":0.06522,"ingestedAt":"2026-07-25T21:03:58.386Z","slug":"CVE-2026-34802","body":"## Overview\n\nEndian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the remark user ham spam parameter to /cgi-bin/salearn.cgi. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when other users view the affected page.\n\n## Affected\n\n- `firewall_community <= 3.3.25`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":35.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}