{"id":"CVE-2026-39812","state":"PUBLISHED","title":"A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8,","description":"A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox PaaS 5.0.0 through 5.0.5, FortiSandbox PaaS 4.4.0 through 4.4.8, FortiSandbox PaaS 4.2 all versions may allow attacker to execute unauthorized code or commands via <insert attack vector here>","publishedAt":"2026-04-14T15:38:18.366Z","updatedAt":"2026-04-14T16:46:15.629Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C","source":"fortinet"},"assigner":"fortinet","products":["Fortinet FortiSandbox","Fortinet FortiSandbox PaaS"],"affected":[{"vendor":"Fortinet","product":"FortiSandbox","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.0.4","versionType":"semver"},{"version":"4.4.0","status":"affected","lessThanOrEqual":"4.4.8","versionType":"semver"},{"version":"4.2.1","status":"affected","lessThanOrEqual":"4.2.8","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:fortisandbox:5.0.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.1:*:*:*:*:*:*:*"]},{"vendor":"Fortinet","product":"FortiSandbox PaaS","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.0.5","versionType":"semver"},{"version":"4.4.0","status":"affected","lessThanOrEqual":"4.4.8","versionType":"semver"},{"version":"4.2.1","status":"affected","lessThanOrEqual":"4.2.8","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:fortisandboxpaas:5.0.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.1:*:*:*:*:*:*:*"]}],"references":["https://fortiguard.fortinet.com/psirt/FG-IR-26-110"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/39xxx/CVE-2026-39812.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-39812","state":"PUBLISHED","datePublished":"2026-04-14T15:38:18.366Z","dateUpdated":"2026-04-14T16:46:15.629Z","assignerShortName":"fortinet","assignerOrgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateReserved":"2026-04-07T15:24:11.535Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox PaaS 5.0.0 through 5.0.5, FortiSandbox PaaS 4.4.0 through 4.4.8, FortiSandbox PaaS 4.2 all versions may allow attacker to execute unauthorized code or commands via <insert attack vector here>"}],"affected":[{"vendor":"Fortinet","product":"FortiSandbox","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.0.4","versionType":"semver"},{"version":"4.4.0","status":"affected","lessThanOrEqual":"4.4.8","versionType":"semver"},{"version":"4.2.1","status":"affected","lessThanOrEqual":"4.2.8","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:fortisandbox:5.0.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandbox:4.2.1:*:*:*:*:*:*:*"]},{"vendor":"Fortinet","product":"FortiSandbox PaaS","defaultStatus":"unaffected","versions":[{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.0.5","versionType":"semver"},{"version":"4.4.0","status":"affected","lessThanOrEqual":"4.4.8","versionType":"semver"},{"version":"4.2.1","status":"affected","lessThanOrEqual":"4.2.8","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:fortisandboxpaas:5.0.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:5.0.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.8:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.7:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortisandboxpaas:4.2.1:*:*:*:*:*:*:*"]}],"references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-26-110","name":"https://fortiguard.fortinet.com/psirt/FG-IR-26-110"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"Execute unauthorized code or commands","type":"CWE"}]}],"providerMetadata":{"shortName":"fortinet","orgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateUpdated":"2026-04-14T15:38:18.366Z"},"solutions":[{"lang":"en","value":"Upgrade to FortiSandbox version 5.0.6 or above\nUpgrade to FortiSandbox version 4.4.9 or above\nUpgrade to FortiSandbox PaaS version 5.0.6 or above\nUpgrade to FortiSandbox PaaS version 4.4.9 or above"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-39812","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-04-14T16:26:08.654637Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-14T16:46:15.629Z"}}]}}}