CVE-2026-60425: Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core)

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HIGH 7.5REMOTEDOWNGRADE

CVE-2026-60425 is a high-severity flaw (CVSS 7.5) affecting unified directory. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via LDAP to compromise Oracle Unified Directory. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-400
Published	2026-07-21
Last modified	2026-10-24

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-21 22:17 UTCPublished CVE record published
2026-10-24 18:10 UTCUpdated Record last modified

oracle unified directory 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 unified-directory || rpm -q unified-directory || unified-directory --version

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

apt-cache madison unified-directory sudo apt install unified-directory=<VERSION_BEFORE_12.2.1.4.0> sudo apt-mark hold unified-directory

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

dnf --showduplicates list unified-directory sudo dnf downgrade unified-directory-<VERSION_BEFORE_12.2.1.4.0> sudo dnf versionlock add unified-directory

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.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · uv · FIXED · 0.13.5-2.fc46 · FEDORA-2026-0a45cde16b · source

sudo dnf upgrade --advisory=FEDORA-2026-0a45cde16b

Fedora ELN · oo7 · FIXED · 0.7.0~beta-3.eln159 · FEDORA-2026-f348262964 · source

sudo dnf upgrade --advisory=FEDORA-2026-f348262964

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: www.oracle.com/security-alerts/cpujul2026.html

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-2026-60425?

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

Is CVE-2026-60425 being exploited?

CVE-2026-60425 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-2026-60425 affect?

CVE-2026-60425 affects unified directory. Severity is high (CVSS 7.5). Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker

How urgent is CVE-2026-60425?

Priority 41/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-60360 CRITICAL 10.0 DOWNGRADE Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core)
CVE-2026-60362 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core)
CVE-2026-60359 HIGH 8.6 DOWNGRADE Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core)
CVE-2026-60424 CRITICAL 9.0 DOWNGRADE Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core)
CVE-2026-60361 CRITICAL 9.9 DOWNGRADE Vulnerability in the Oracle Unified Directory product of Oracle Fusion Middleware (component: OUD Core)

References

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