{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-75878","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","state":"PUBLISHED","assignerShortName":"ibm","dateReserved":"2026-08-18T12:47:31.992Z","datePublished":"2026-09-18T19:22:17.649Z","dateUpdated":"2026-09-19T14:11:40.461Z"},"containers":{"cna":{"providerMetadata":{"orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm","dateUpdated":"2026-09-18T19:22:17.649Z"},"title":"IBM Sterling File Gateway is Vulnerable to Authentication Bypass","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-287","description":"CWE-287 Improper Authentication","type":"CWE"}]}],"affected":[{"vendor":"IBM","product":"Sterling File Gateway","versions":[{"status":"affected","version":"6.2.0.0","lessThanOrEqual":"6.2.0.6_1, 6.2.1.0 - 6.2.1.2, 6.2.2.0 - 6.2.2.1","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:sterling_file_gateway:6.2.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:sterling_file_gateway:6.2.0.6_1:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"IBM Sterling File Gateway could allow a remote attacker to bypass authentication and obtain a fully authenticated session due to improper authentication via an unvalidated SSO header.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>IBM Sterling File Gateway could allow a remote attacker to bypass authentication and obtain a fully authenticated session due to improper authentication via an unvalidated SSO header.</p>"}]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7287497","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"CRITICAL","baseScore":9.1,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}}],"solutions":[{"lang":"en","value":"IBM strongly recommends addressing the vulnerability now.\n\n\n\n\n\nProduct\n\nVersionAPARRemediation & FixIBM Sterling File Gateway6.2.0.0 - 6.2.0.6_1, 6.2.1.0 - 6.2.1.2, 6.2.2.0 - 6.2.2.1IT49865Apply 6.2.0.6_2, 6.2.1.2_1 or 6.2.2.1_1\n\n\n\n\n\n\n\nThe IIM versions 6.2.1.2_1 and 6.2.2.1_1 are available on  Fix Central http://www-933.ibm.com/support/fixcentral/swg/selectFixes . \n\n\n\nThe container versions of 6.2.1.2_1 and 6.2.2.1_1 are available in IBM Entitled Registry\n\n  *  cp.icr.io/cp/ibm-sfg for IBM Sterling File Gateway\n\n\n\n\nFor 6.2.0.6_2, contact the support","supportingMedia":[{"type":"text/html","base64":false,"value":"<div><p>IBM strongly recommends addressing the vulnerability now.</p></div><div><table><tbody><tr><td><p>Product</p></td><td>Version</td><td>APAR</td><td>Remediation &amp; Fix</td></tr><tr><td>IBM Sterling File Gateway</td><td>6.2.0.0 - 6.2.0.6_1, 6.2.1.0 - 6.2.1.2, 6.2.2.0 - 6.2.2.1</td><td>IT49865</td><td>Apply 6.2.0.6_2, 6.2.1.2_1 or 6.2.2.1_1</td></tr></tbody></table></div><p></p><p>The IIM versions 6.2.1.2_1 and 6.2.2.1_1 are available on <a href=\"http://www-933.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~Other%2Bsoftware&amp;product=ibm/Other+software/Sterling+B2B+Integrator&amp;release=All&amp;platform=All&amp;function=all\" rel=\"noopener noreferrer nofollow\">Fix Central</a>. </p><p>The container versions of 6.2.1.2_1 and 6.2.2.1_1 are available in IBM Entitled Registry</p><ul><li>cp.icr.io/cp/ibm-sfg for IBM Sterling File Gateway</li></ul><p>For 6.2.0.6_2, contact the support</p>"}]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-75878","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-19T13:37:06.804390Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-19T14:11:40.461Z"}}]}}