CVE-2026-35278: Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Performance

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2026-35278 is a critical-severity flaw (CVSS 9.8) affecting peoplesoft enterprise pt peopletools. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Performance Monitor). 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 PT PeopleTools. Successful attacks of this vulnerability can result in takeover of PeopleSoft Enterprise PT PeopleTools. CVSS 3.1 Base Score

Why this priority

Critical severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-306
Published	2026-06-17
Last modified	2026-10-25

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-17 10:40 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

oracle peoplesoft enterprise pt peopletools DOWNGRADE

Affected: 8.61 · 8.62

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.61

1. Check installed version

apt-cache policy peoplesoft-enterprise-pt-peopletools || rpm -q peoplesoft-enterprise-pt-peopletools || peoplesoft-enterprise-pt-peopletools --version

2. No fixed release: DOWNGRADE to a release before 8.61 (Debian / Ubuntu)

apt-cache madison peoplesoft-enterprise-pt-peopletools sudo apt install peoplesoft-enterprise-pt-peopletools=<VERSION_BEFORE_8.61> sudo apt-mark hold peoplesoft-enterprise-pt-peopletools

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list peoplesoft-enterprise-pt-peopletools sudo dnf downgrade peoplesoft-enterprise-pt-peopletools-<VERSION_BEFORE_8.61> sudo dnf versionlock add peoplesoft-enterprise-pt-peopletools

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-35278?

peoplesoft enterprise pt peopletools: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-35278 being exploited?

CVE-2026-35278 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-35278 affect?

CVE-2026-35278 affects peoplesoft enterprise pt peopletools. Severity is critical (CVSS 9.8). Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Performance Monitor). Supported versions that are affected are 8.61 and 8.62. Easily exploitable vulnerability allows unauthenticated attac

How urgent is CVE-2026-35278?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-35271 HIGH 8.7 DOWNGRADE Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Weblogic)
CVE-2026-35274 HIGH 8.2 DOWNGRADE Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Deployment
CVE-2026-35276 HIGH 8.1 DOWNGRADE Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Application
CVE-2026-35289 HIGH 8.1 DOWNGRADE Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Deployment
CVE-2026-35279 HIGH 8.1 DOWNGRADE Vulnerability in the PeopleSoft Enterprise PT PeopleTools product of Oracle PeopleSoft (component: Performance

References

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