Affects widely deployed Oracle PeopleSoft ERP (PeopleTools); remote, low-privilege HTTP access enables data compromise across organizations; high potential to disrupt operations.
CVE-2026-34309
Low-privilege attacker can access/modify PeopleTools data via HTTP.
Is CVE-2026-34309 being exploited?
Not confirmed. CVE-2026-34309 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 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-34309?
CVE-2026-34309 is rated High with a CVSS score of 8.1. 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-2026-34309?
Yes. A fix has been recorded for CVE-2026-34309. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-34309 affect?
CVE-2026-34309 affects Oracle PeopleSoft PeopleTools 8.61-8.62. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-34309?
Patch when available; restrict HTTP exposure to affected components.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote, low-privilege attacker with HTTP access can create/delete/modify critical data or access all PeopleTools data.
Immediate action required
- affected>= 8.61 and <= 8.62
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.