What is CVE-2026-35273?
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).
The record classifies CVE-2026-35273 under weakness class CWE-306. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 116 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 9.8 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS (FIRST)
- 7.5% probability of exploitation in the next 30 days, higher than 93.7% of all scored CVEs
- CISA KEV
- Listed since 2026-06-12, federal remediation deadline 2026-06-15 — used in known ransomware campaigns
- Threadlinqs priority
- 10/10 — CISA lists it as used in ransomware, which Threadlinqs scores at the maximum
- Published
- 2026-06-11, last modified 2026-06-13
Is CVE-2026-35273 being exploited?
CISA added CVE-2026-35273 to the Known Exploited Vulnerabilities catalog on 2026-06-12, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2026-06-15 under BOD 22-01. CISA flags the vulnerability as one used in known ransomware campaigns. Weaponised exploit code for CVE-2026-35273 is publicly available. 2 public proof-of-concept repositories are tracked for this identifier. A ProjectDiscovery Nuclei detection template exists (http/cves/2026/CVE-2026-35273.yaml). It currently carries a trending score of 71 in the Threadlinqs vulnerability feed.
- HORKimhab/CVE-2026-35273 (github)
- 0xBlackash/CVE-2026-35273 (github)
Affected products and versions
- Oracle Corporation: PeopleSoft Enterprise PeopleTools
How to fix CVE-2026-35273
Vendor advisory: https://www.oracle.com/security-alerts/alert-cve-2026-35273.html. Because CVE-2026-35273 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2026-06-15. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.
Threat activity tracking CVE-2026-35273
2 tracked threats in the Threadlinqs corpus reference CVE-2026-35273, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, NVD, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories, ProjectDiscovery Nuclei. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.