{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-42780","sourceIdentifier":"f5sirt@f5.com","published":"2026-05-13T16:16:48.303","lastModified":"2026-10-26T14:10:00.130","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A directory traversal vulnerability exists in BIG-IP SSL Orchestrator that allows an authenticated attacker with high privilege to overwrite, delete or corrupt arbitrary local files.\n Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated."},{"lang":"es","value":"Una vulnerabilidad de salto de directorio existe en BIG-IP SSL Orchestrator que permite a un atacante autenticado con privilegios elevados sobrescribir, eliminar o corromper archivos locales arbitrarios.\nNota: Las versiones de software que han alcanzado el Fin del Soporte Técnico (EoTS) no se evalúan."}],"affected":[{"source":"f5sirt@f5.com","affectedData":[{"vendor":"F5","product":"BIG-IP","defaultStatus":"unknown","modules":["SSLO"],"versions":[{"version":"21.1.0","lessThan":"*","versionType":"custom","status":"unaffected"},{"version":"21.0.0","lessThan":"21.0.0.1","versionType":"custom","status":"affected"},{"version":"17.5.0","lessThan":"17.5.1.5","versionType":"custom","status":"affected"},{"version":"17.1.0","lessThan":"17.1.3.1","versionType":"custom","status":"affected"},{"version":"16.1.0","lessThan":"*","versionType":"custom","status":"affected"}]},{"vendor":"F5","product":"SSL Orchestrator","defaultStatus":"unknown","versions":[{"version":"14.0","lessThan":"*","versionType":"custom","status":"unaffected"},{"version":"13.0","lessThan":"13.1.3","versionType":"custom","status":"affected"},{"version":"12.0","lessThan":"12.3.2","versionType":"custom","status":"affected"},{"version":"11.0","lessThan":"11.4.1","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"f5sirt@f5.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":6.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"f5sirt@f5.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","baseScore":4.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":1.2,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-05-13T16:01:28.405672Z","id":"CVE-2026-42780","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"f5sirt@f5.com","type":"Secondary","description":[{"lang":"en","value":"CWE-22"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:*","versionStartIncluding":"17.1.0","versionEndIncluding":"17.1.3","matchCriteriaId":"BA32DFFC-6412-4BA9-9382-5E307539AF4D"},{"vulnerable":true,"criteria":"cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:*","versionStartIncluding":"17.5.0","versionEndIncluding":"17.5.1","matchCriteriaId":"BCBD1B79-3FC1-4288-BEF8-E5D60DA939A6"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:f5:big-ip_ssl_orchestrator:21.0.0:*:*:*:*:*:*:*","matchCriteriaId":"AB4EFA9A-FBB9-437C-9789-7C4EB489DD59"}]}]}],"references":[{"url":"https://my.f5.com/manage/s/article/K000149743","source":"f5sirt@f5.com","tags":["Mitigation","Vendor Advisory"]}]}}