{"id":"CVE-2026-66745","state":"PUBLISHED","title":"Artica Proxy 4.50 Session Fixation via fw.login.php","description":"Artica Proxy before 4.50.000000 Service Pack 7 (fixed in hotfix 20260724-02) contains a session fixation vulnerability that allows unauthenticated attackers to hijack administrative sessions by setting a known PHPSESSID on a victim's browser prior to authentication. Attackers can pre-set a controlled session identifier and wait for a victim to authenticate through fw.login.php, after which the attacker gains a fully authenticated administrative session on port 9000.","publishedAt":"2026-07-28T18:10:46.904Z","updatedAt":"2026-08-14T16:50:44.621Z","severity":{"score":7.5,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["ArticaTech Artica Proxy"],"affected":[{"vendor":"ArticaTech","product":"Artica Proxy","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.50.000000 Service Pack 6","versionType":"custom"},{"version":"4.50.000000","status":"affected","versionType":"custom"}]}],"references":["https://wiki.articatech.com/maintenance/upgrade-artica/hotfix-450000000","https://www.articatech.com/hotfixes.php?main=4.50.000000&sp=7","https://www.vulncheck.com/advisories/artica-proxy-session-fixation-via-fw-login-php"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/66xxx/CVE-2026-66745.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-66745","state":"PUBLISHED","datePublished":"2026-07-28T18:10:46.904Z","dateUpdated":"2026-08-14T16:50:44.621Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-07-27T16:27:47.647Z"},"containers":{"cna":{"title":"Artica Proxy 4.50 Session Fixation via fw.login.php","descriptions":[{"lang":"en","value":"Artica Proxy before 4.50.000000 Service Pack 7 (fixed in hotfix 20260724-02) contains a session fixation vulnerability that allows unauthenticated attackers to hijack administrative sessions by setting a known PHPSESSID on a victim's browser prior to authentication. Attackers can pre-set a controlled session identifier and wait for a victim to authenticate through fw.login.php, after which the attacker gains a fully authenticated administrative session on port 9000."}],"affected":[{"vendor":"ArticaTech","product":"Artica Proxy","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.50.000000 Service Pack 6","versionType":"custom"},{"version":"4.50.000000","status":"affected","versionType":"custom"}]}],"references":[{"url":"https://wiki.articatech.com/maintenance/upgrade-artica/hotfix-450000000","name":"Release Notes","tags":["release-notes"]},{"url":"https://www.articatech.com/hotfixes.php?main=4.50.000000&sp=7","name":"Download Page","tags":["patch"]},{"url":"https://www.vulncheck.com/advisories/artica-proxy-session-fixation-via-fw-login-php","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","version":"3.1","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","lang":"en","description":"Improper Control of Generation of Code ('Code Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-08-14T16:50:44.621Z"},"datePublic":"2026-07-27T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:articatech:artica_proxy:*:*:*:*:*:*:*:*","versionEndIncluding":"4.50.000000"},{"vulnerable":true,"criteria":"cpe:2.3:a:articatech:artica_proxy:4.50.000000:*:*:*:*:*:*:*"}]}]}],"credits":[{"lang":"en","value":"TAH JOEL NEHEMIE","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-29T13:59:42.500117Z","id":"CVE-2026-66745","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":"2026-07-29T14:00:09.264Z"}}]}}}