CVE-2026-46889: Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing)

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CRITICAL 9.8REMOTEUPGRADE

CVE-2026-46889 is a critical-severity flaw (CVSS 9.8) affecting siebel apps - marketing. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing). Supported versions that are affected are 17.0-26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks of this vulnerability can result in takeover of Siebel Apps - Marketing. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impa

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
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 10:54 UTCPublished CVE record published
2026-10-25 23:10 UTCUpdated Record last modified

oracle siebel apps - marketing UPGRADE

Affected: >= 17.0 and <= 26.5

Fixed in: newer than 26.5

Safe to downgrade to: a release before 17.0

1. Check installed version

apt-cache policy siebel-apps---marketing || rpm -q siebel-apps---marketing || siebel-apps---marketing --version

2. UPGRADE to newer than 26.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade siebel-apps---marketing

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade siebel-apps---marketing

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 17.0 (Debian / Ubuntu)

apt-cache madison siebel-apps---marketing sudo apt install siebel-apps---marketing=<VERSION_BEFORE_17.0> sudo apt-mark hold siebel-apps---marketing

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list siebel-apps---marketing sudo dnf downgrade siebel-apps---marketing-<VERSION_BEFORE_17.0> sudo dnf versionlock add siebel-apps---marketing

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-2026-46889?

siebel apps - marketing: upgrade to newer than 26.5. Exact commands for each OS are on this page.

Is CVE-2026-46889 being exploited?

CVE-2026-46889 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-2026-46889 affect?

CVE-2026-46889 affects siebel apps - marketing. Severity is critical (CVSS 9.8). Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing). Supported versions that are affected are 17.0-26.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via

How urgent is CVE-2026-46889?

Priority 49/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-46890 CRITICAL 9.8 UPGRADE Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing)
CVE-2026-46884 CRITICAL 9.8 UPGRADE Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing)
CVE-2026-46887 CRITICAL 9.8 UPGRADE Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing)
CVE-2026-46886 HIGH 8.8 UPGRADE Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing)
CVE-2026-60754 CRITICAL 9.1 UPGRADE Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing)

References

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