Affects Oracle PeopleSoft (widely used enterprise ERP); unauthenticated, network-exploitable high-impact vulnerability (CVSS 9.9) that can disrupt data integrity and availability.
CVE-2026-61239
Unauthenticated HTTP flaw in Oracle PeopleSoft 9.1 enabling data modification, read, and partial DoS
Is CVE-2026-61239 being exploited?
Not confirmed. CVE-2026-61239 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.37% probability of exploitation in the next 30 days.
How severe is CVE-2026-61239?
CVE-2026-61239 is rated Critical with a CVSS score of 9.9. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-61239?
Yes. A fix has been recorded for CVE-2026-61239. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-61239 affect?
CVE-2026-61239 affects Oracle PeopleSoft Enterprise FIN Common Objects Argentina 9.1, PeopleSoft eProcurement component, PeopleSoft Enterprise FIN Common Objects. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-61239?
Apply vendor patch ASAP; restrict HTTP access, isolate PeopleSoft, enable WAF and monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated network attacker can create/modify/delete PeopleSoft data, read subsets, and cause partial DoS via HTTP (scope-chaining).
Immediate action required
- affected9.1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.