{"id":"CVE-2025-46776","state":"PUBLISHED","title":"A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiExtender 7.6.0 through 7.6.1, FortiExtender 7.4.0 through 7.4.6, FortiExtend","description":"A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiExtender 7.6.0 through 7.6.1, FortiExtender 7.4.0 through 7.4.6, FortiExtender 7.2 all versions, FortiExtender 7.0 all versions may allow an authenticated user to execute arbitrary code or commands via crafted CLI commands.","publishedAt":"2025-11-18T17:01:17.437Z","updatedAt":"2026-01-14T09:17:05.351Z","severity":{"score":6.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C","source":"fortinet"},"assigner":"fortinet","products":["Fortinet FortiExtender"],"affected":[{"vendor":"Fortinet","product":"FortiExtender","defaultStatus":"unaffected","versions":[{"version":"7.6.0","status":"affected","lessThanOrEqual":"7.6.1","versionType":"semver"},{"version":"7.4.0","status":"affected","lessThanOrEqual":"7.4.6","versionType":"semver"},{"version":"7.2.0","status":"affected","lessThanOrEqual":"7.2.5","versionType":"semver"},{"version":"7.0.0","status":"affected","lessThanOrEqual":"7.0.5","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:fortiextender:7.6.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.0:*:*:*:*:*:*:*"]}],"references":["https://fortiguard.fortinet.com/psirt/FG-IR-25-251"],"weaknesses":["CWE-120"],"ingestedAt":"2026-10-29T20:09:17.366Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/46xxx/CVE-2025-46776.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-46776","state":"PUBLISHED","datePublished":"2025-11-18T17:01:17.437Z","dateUpdated":"2026-01-14T09:17:05.351Z","assignerShortName":"fortinet","assignerOrgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateReserved":"2025-04-29T08:42:13.449Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A buffer copy without checking size of input ('classic buffer overflow') vulnerability in Fortinet FortiExtender 7.6.0 through 7.6.1, FortiExtender 7.4.0 through 7.4.6, FortiExtender 7.2 all versions, FortiExtender 7.0 all versions may allow an authenticated user to execute arbitrary code or commands via crafted CLI commands."}],"affected":[{"vendor":"Fortinet","product":"FortiExtender","defaultStatus":"unaffected","versions":[{"version":"7.6.0","status":"affected","lessThanOrEqual":"7.6.1","versionType":"semver"},{"version":"7.4.0","status":"affected","lessThanOrEqual":"7.4.6","versionType":"semver"},{"version":"7.2.0","status":"affected","lessThanOrEqual":"7.2.5","versionType":"semver"},{"version":"7.0.0","status":"affected","lessThanOrEqual":"7.0.5","versionType":"semver"}],"cpes":["cpe:2.3:a:fortinet:fortiextender:7.6.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.6:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.2.0:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.5:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.4:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.3:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.2:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.1:*:*:*:*:*:*:*","cpe:2.3:a:fortinet:fortiextender:7.0.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://fortiguard.fortinet.com/psirt/FG-IR-25-251","name":"https://fortiguard.fortinet.com/psirt/FG-IR-25-251"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","lang":"en","description":"Escalation of privilege","type":"CWE"}]}],"providerMetadata":{"shortName":"fortinet","orgId":"6abe59d8-c742-4dff-8ce8-9b0ca1073da8","dateUpdated":"2026-01-14T09:17:05.351Z"},"solutions":[{"lang":"en","value":"Upgrade to FortiExtender version 7.6.3 or above\nUpgrade to FortiExtender version 7.4.8 or above"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-11-18T18:33:55.201822Z","id":"CVE-2025-46776","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-11-18T18:34:05.679Z"}}]}}}