Widely-used Oracle WebCenter Portal; critical takeover risk could disrupt enterprises.
CVE-2026-46838
Remote low-privilege attacker can take over Oracle WebCenter Portal over HTTPS.
Is CVE-2026-46838 being exploited?
Not confirmed. CVE-2026-46838 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.41% probability of exploitation in the next 30 days.
How severe is CVE-2026-46838?
CVE-2026-46838 is rated Low with a CVSS score of 3.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-46838?
Yes. A fix has been recorded for CVE-2026-46838. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-46838 affect?
CVE-2026-46838 affects Oracle WebCenter Portal 12.2.1.4.0 (Fusion Middleware), Oracle WebCenter Portal 14.1.2.0.0 (Fusion Middleware). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-46838?
Patch when available; restrict portal access; enable WAF/monitor attempts.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote takeover with confidentiality, integrity, and availability impacts; portal control.
Patch when possible
- affected12.2.1.4.0
- affected14.1.2.0.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.