Is CVE-2026-46884 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-46884 being exploited in the wild.

How severe is CVE-2026-46884?

Critical severity, with a CVSS score of 9.8, published 17 June 2026.

Which products and versions are affected?

Oracle Siebel Apps - Marketing 17.0-26.5.

Is there a fix for CVE-2026-46884?

No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

How is CVE-2026-46884 attacked?

It is attacked over the network, in a network appliance.

Am I affected by CVE-2026-46884?

Check whether you run Oracle Siebel Apps - Marketing at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2026-46884: Oracle Siebel CRM improper access control in Marketing component

CVE-2026-46884 · Severity: critical · CVSS 9.8 · Published 2026-06-17

A critical vulnerability has been identified in Oracle Siebel CRM's Marketing component, which is used by organizations to manage large-scale marketing campaigns and customer data. An unauthorized person can remotely take full control of the application over the internet without needing any login credentials. This could lead to a total loss of sensitive customer information, unauthorized modification of marketing data, and complete disruption of marketing operations.

Technologies: Oracle Siebel Apps - Marketing. Vendors: Oracle.

Quick answers

Is CVE-2026-46884 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-46884 being exploited in the wild.
How severe is CVE-2026-46884?: Critical severity, with a CVSS score of 9.8, published 17 June 2026.
Which products and versions are affected?: Oracle Siebel Apps - Marketing 17.0-26.5.
Is there a fix for CVE-2026-46884?: No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-46884 attacked?: It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-46884?: Check whether you run Oracle Siebel Apps - Marketing at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

This vulnerability (CVE-2026-46884) is classified as an improper access control issue (CWE-284) within the Marketing component of Oracle Siebel CRM. It is highly exploitable as it requires no authentication (PR:N) and no user interaction (UI:N). An attacker can exploit this flaw over the network via HTTP to gain full control over the affected Siebel Apps - Marketing instance. Successful exploitation results in a total compromise of confidentiality, integrity, and availability. Users are advised to refer to the Oracle Critical Patch Update for June 2026 for remediation steps.

Affected products

Oracle Corporation Siebel Apps - Marketing 17.0-26.5

Timeline

2026-06-17: disclosed
2026-06-17: advisory: Oracle June 2026 Critical Patch Update released

References

https://www.oracle.com/security-alerts/cspujun2026.html

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