{"id":"CVE-2026-35273","published":"2026-06-11T04:16:53Z","modified":"2026-07-23T09:10:00Z","title":"Oracle PeopleSoft Enterprise PeopleTools Missing Authentication for Critical Function Vulnerability","vendor":"Oracle","product":" PeopleSoft Enterprise PeopleTools","tier":"core","eol":null,"description":{"text":"Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: Updates Environment Management). Supported versions that are affected are 8.61 and 8.62. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks of this vulnerability can result in takeover of PeopleSoft Enterprise PeopleTools. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).","provenance":"source","from":"NVD"},"summary":{"text":"Oracle PeopleSoft Enterprise PeopleTools versions 8.61 and 8.62 contain a missing authentication flaw in the Updates Environment Management component. An unauthenticated attacker with network access over HTTP can easily exploit it to take over the PeopleTools installation, with no user interaction or special configuration required.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T07:53:17Z"},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.96678,"percentile":0.99884,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2026-06-12","dueDate":"2026-06-15","ransomware":true,"requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","notes":"https://www.oracle.com/security-alerts/alert-cve-2026-35273.html ; https://support.oracle.com/signin/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-35273","provenance":"source"},"vulncheckKev":{"dateAdded":"2026-06-11","exploitedFirstSeen":"2026-06-11","ransomware":true,"evidence":[{"url":"https://attackerkb.com/topics/X6A7O54UPA/cve-2026-35273#exploited-in-the-wild_d603b493-1c7b-4ee8-972f-185269cce6d3","date":"2026-06-11"},{"url":"https://cloud.google.com/blog/topics/threat-intelligence/shinyhunters-targets-education-sector-oracle-exploit","date":"2026-06-11"},{"url":"https://www.linkedin.com/posts/charlescarmakal_urgent-multiple-0-day-vulnerabilities-share-7470696836803117057-mf6m/","date":"2026-06-11"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2026-06-12"},{"url":"https://www.rapid7.com/blog/post/etr-active-exploitation-of-oracle-peoplesoft-zero-day-cve-2026-35273/","date":"2026-06-12"},{"url":"https://hunt.io/blog/eastern-europe-malicious-infrastructure-report","date":"2026-06-24"},{"url":"https://www.picussecurity.com/resource/blog/cve-2026-35273-oracle-peoplesoft-rce-zero-day-explained","date":"2026-07-03"},{"url":"https://www.guidepointsecurity.com/wp-content/uploads/2026/07/GRIT_Q2_2026_Ransomware__Cyber_Threat_Insights_Report.pdf","date":"2026-07-09"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-07-10&host_type=src&vulnerability=cve-2026-35273","date":"2026-07-10"},{"url":"https://www.recordedfuture.com/blog/june-2026-cve-landscape","date":"2026-07-10"}],"evidenceTotal":55,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 31, 2026","url":"https://otx.alienvault.com/pulse/6ae4aefab0c2191cecd41862","created":"2026-10-30"},{"name":"Actively_Exploited_Kev | Oct 30, 2026","url":"https://otx.alienvault.com/pulse/6ae35d889ea92b4ce19c2680","created":"2026-10-29"},{"name":"Researchers Say ShinyHunters-Exploited PeopleSoft Zero-Day Chains Three Flaws","url":"https://otx.alienvault.com/pulse/6ae24d19c18c8d89a43f20cc","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"}],"provenance":"machine"},"cwes":[{"id":"CWE-306","name":"Missing Authentication for Critical Functionality"}],"references":[{"url":"https://www.oracle.com/security-alerts/alert-cve-2026-35273.html","tags":["Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-35273","tags":["Third Party Advisory","US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Unauthenticated network HTTP exploitation of public-facing app","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"unauthenticated attacker with network access via HTTP","start":225,"end":278}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1078","name":"Valid Accounts","tactics":["initial-access","persistence","privilege-escalation","stealth"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Full takeover implies gaining control of application accounts","mappingType":"primary_impact","evidence":[{"from":"description","quote":"takeover of PeopleSoft Enterprise PeopleTools","start":383,"end":428}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-36199","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-36199","exploited":true,"exploitedSince":"2026-06-12","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":3,"skipped":1,"earliest":"2026-06-12","earliestUrl":"https://github.com/HORKimhab/CVE-2026-35273","repos":[{"name":"HORKimhab/CVE-2026-35273","url":"https://github.com/HORKimhab/CVE-2026-35273","stars":4,"created":"2026-06-12"},{"name":"0xBlackash/CVE-2026-35273","url":"https://github.com/0xBlackash/CVE-2026-35273","stars":3,"created":"2026-06-12"},{"name":"12hrformat/CVE-2026-35273-POC","url":"https://github.com/12hrformat/CVE-2026-35273-POC","stars":1,"created":"2026-06-26"}]},"nuclei":[{"id":"CVE-2026-35273","name":"Oracle PeopleSoft PeopleTools PSEMHUB - Pre-Auth Java Deserialization 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