CVE-2026-70978: Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Comm

This month

CRITICAL 9.1REMOTEDOWNGRADEDOWNGRADE

CVE-2026-70978 is a critical-severity flaw (CVSS 9.1) affecting commerce experience manager, commerce guided search. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Content Acquisition System). The supported version that is affected is 11.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Commerce Guided Search / Oracle Commerce Experience Manager. Successful attacks of this vulnerability can result in unauthori

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-08-18
Last modified	2026-10-22

Publisher (CNA): Oracle · Vendor: oracle

Am I affected?

Timeline

2026-08-18Published CVE record published
2026-10-22 17:09 UTCUpdated Record last modified

oracle commerce experience manager DOWNGRADE

Affected: 11.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.4.0

1. Check installed version

apt-cache policy commerce-experience-manager || rpm -q commerce-experience-manager || commerce-experience-manager --version

2. No fixed release: DOWNGRADE to a release before 11.4.0 (Debian / Ubuntu)

apt-cache madison commerce-experience-manager sudo apt install commerce-experience-manager=<VERSION_BEFORE_11.4.0> sudo apt-mark hold commerce-experience-manager

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

dnf --showduplicates list commerce-experience-manager sudo dnf downgrade commerce-experience-manager-<VERSION_BEFORE_11.4.0> sudo dnf versionlock add commerce-experience-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.

oracle commerce guided search DOWNGRADE

Affected: 11.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.4.0

1. Check installed version

apt-cache policy commerce-guided-search || rpm -q commerce-guided-search || commerce-guided-search --version

2. No fixed release: DOWNGRADE to a release before 11.4.0 (Debian / Ubuntu)

apt-cache madison commerce-guided-search sudo apt install commerce-guided-search=<VERSION_BEFORE_11.4.0> sudo apt-mark hold commerce-guided-search

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

dnf --showduplicates list commerce-guided-search sudo dnf downgrade commerce-guided-search-<VERSION_BEFORE_11.4.0> sudo dnf versionlock add commerce-guided-search

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 · 0.13.5-1.fc46 · FEDORA-2026-61ea5a28c6 · source

sudo dnf upgrade --advisory=FEDORA-2026-61ea5a28c6

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-2026-70978?

commerce experience manager: downgrade or apply the listed mitigation; commerce guided search: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-70978 being exploited?

CVE-2026-70978 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-2026-70978 affect?

CVE-2026-70978 affects commerce experience manager, commerce guided search. Severity is critical (CVSS 9.1). Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Content Acquisition System). The supported version that is affected is 11.4.0. Easily exploitable vulnerability

How urgent is CVE-2026-70978?

Priority 49/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-71014 CRITICAL 9.1 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Comm
CVE-2026-71012 HIGH 7.1 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Comm
CVE-2026-71010 HIGH 7.8 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Comm
CVE-2026-71011 MEDIUM 6.1 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Comm
CVE-2026-70995 CRITICAL 9.8 DOWNGRADE DOWNGRADE Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Comm

References

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