CVE-2026-61203 Missing authorization in PeopleSoft Enterprise FIN Expenses

Critical 9.4 Published Updated

Unauthenticated attackers can read, modify, or delete critical data and cause partial denial of service in PeopleSoft FIN Expenses.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-61203?

CVE-2026-61203 is a critical missing authorization vulnerability in Oracle Corporation PeopleSoft Enterprise FIN Expenses, published on 21 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the PeopleSoft Enterprise FIN Expenses product of Oracle PeopleSoft (component: Expenses). The supported version that is affected is 9.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise FIN Expenses. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all PeopleSoft Enterprise FIN Expenses accessible data as well as unauthorized access to critical data or complete access to all PeopleSoft Enterprise FIN Expenses accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PeopleSoft Enterprise FIN Expenses. CVSS 3.1 Base Score 9.4 (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:L).

Weakness: CWE-284, CWE-306, CWE-269

Which versions are affected by CVE-2026-61203?

It affects 1 product.

Products include Oracle Peoplesoft Enterprise Fin Expenses.

How do I fix CVE-2026-61203?

No fix has been published for CVE-2026-61203 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-61203 being exploited?

There is no known exploitation of CVE-2026-61203 in the wild and no public exploit code.

Sources

Also known as GHSA-vfq4-2q5r-3ggf.

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