CVE-2026-35268: Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: Core)

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CRITICAL 9.9DOWNGRADE

CVE-2026-35268 is a critical-severity flaw (CVSS 9.9) affecting identity manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via T3, IIOP to compromise Identity Manager. While the vulnerability is in Identity Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerabilit

Why this priority

Critical severity

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

Risk facts

CVSS score	9.9 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-284
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 identity manager DOWNGRADE

Affected: 12.2.1.4.0 · 14.1.2.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.2.1.4.0

1. Check installed version

apt-cache policy identity-manager || rpm -q identity-manager || identity-manager --version

2. No fixed release: DOWNGRADE to a release before 12.2.1.4.0 (Debian / Ubuntu)

apt-cache madison identity-manager sudo apt install identity-manager=<VERSION_BEFORE_12.2.1.4.0> sudo apt-mark hold identity-manager

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

dnf --showduplicates list identity-manager sudo dnf downgrade identity-manager-<VERSION_BEFORE_12.2.1.4.0> sudo dnf versionlock add identity-manager

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-2026-35268?

identity manager: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-35268 being exploited?

CVE-2026-35268 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-2026-35268 affect?

CVE-2026-35268 affects identity manager. Severity is critical (CVSS 9.9). Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows low privileged attacker with network

How urgent is CVE-2026-35268?

Priority 46/100. Critical severity

Related CVEs

CVE-2026-46807 CRITICAL 9.8 DOWNGRADE Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: OIM Legacy UI)
CVE-2026-35294 CRITICAL 9.9 DOWNGRADE Vulnerability in the Identity Manager Connector product of Oracle Fusion Middleware (component: Mainframe Conn
CVE-2026-35265 HIGH 8.8 DOWNGRADE Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: Security)
CVE-2026-35267 HIGH 8.8 DOWNGRADE Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: REST WebServices)
CVE-2026-35269 HIGH 7.5 DOWNGRADE Vulnerability in the Identity Manager product of Oracle Fusion Middleware (component: REST WebServices)

References

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