CVE-2026-60543: Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: B2B Engine)

This month

HIGH 8.1REMOTEDOWNGRADE

CVE-2026-60543 is a high-severity flaw (CVSS 8.1) affecting soa suite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: B2B Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle SOA Suite. Successful attacks of this vulnerability can result in takeover of Oracle SOA Suite. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availabilit

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-306
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 soa suite DOWNGRADE

Affected: 12.2.1.4.0 · 14.1.2.0.0

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 soa-suite || rpm -q soa-suite || soa-suite --version

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

apt-cache madison soa-suite sudo apt install soa-suite=<VERSION_BEFORE_12.2.1.4.0> sudo apt-mark hold soa-suite

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

dnf --showduplicates list soa-suite sudo dnf downgrade soa-suite-<VERSION_BEFORE_12.2.1.4.0> sudo dnf versionlock add soa-suite

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-2026-60543?

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

Is CVE-2026-60543 being exploited?

CVE-2026-60543 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-2026-60543 affect?

CVE-2026-60543 affects soa suite. Severity is high (CVSS 8.1). Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: B2B Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with

How urgent is CVE-2026-60543?

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

Related CVEs

CVE-2026-60538 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: Enterprise Scheduling Sy
CVE-2026-60541 CRITICAL 9.8 DOWNGRADE Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: Enterprise Scheduling Sy
CVE-2026-60544 HIGH 8.2 DOWNGRADE Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: B2B Engine)
CVE-2026-60540 CRITICAL 9.6 DOWNGRADE Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: Integration Business Ins
CVE-2026-60539 HIGH 8.8 DOWNGRADE Vulnerability in the Oracle SOA Suite product of Oracle Fusion Middleware (component: Integration Business Ins

References

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