🔥 This vulnerability is being actively exploited in the wild (known ransomware use) (CISA Known Exploited Vulnerabilities catalog)
CVE-2026-35273: Oracle PeopleSoft Enterprise PeopleTools Missing Authentication for Critical Function Vulnerability
Summary
Oracle PeopleSoft Enterprise PeopleTools has a missing authentication vulnerability (a security flaw where certain critical functions don't require a login) that allows attackers without credentials to take over the system. This vulnerability is actively being exploited by attackers in real-world attacks, and it has been used in ransomware (malicious software that locks up data and demands payment) campaigns.
Solution / Mitigation
Apply mitigations according to Oracle vendor instructions and follow CISA's BOD 26-04 guidance for prioritizing security updates based on risk. Check Oracle's security alert at https://www.oracle.com/security-alerts/alert-cve-2026-35273.html for patches. If mitigations are unavailable for cloud services, discontinue use of the product. The due date for patching is 2026-06-15.
Vulnerability Details
EPSS: 0.0%
Yes
🔥 Weaponized
June 11, 2026
Classification
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-35273
First tracked: June 12, 2026 at 08:00 PM
Classified by LLM (prompt v3) · confidence: 95%