Enterprise Oracle product; remote, easily exploitable privilege escalation enabling widespread data access/modification — requires org-wide attention.
CVE-2026-83049
Remote privilege escalation in Oracle WebCenter Portal allowing data disclosure and modification
Is CVE-2026-83049 being exploited?
Not confirmed. CVE-2026-83049 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 0.30% probability of exploitation in the next 30 days.
How severe is CVE-2026-83049?
CVE-2026-83049 is rated High with a CVSS score of 8.5. 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-2026-83049?
Yes. A fix has been recorded for CVE-2026-83049. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-83049 affect?
CVE-2026-83049 affects Oracle WebCenter Portal 12.2.1.4.0, Oracle WebCenter Portal 14.1.2.0.0, Oracle Fusion Middleware (Security Framework). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-83049?
Apply vendor patch ASAP; restrict external access and monitor portal logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Low‑privileged attacker over HTTP can escalate privileges (scope change) to read all portal data and partially modify data.
Immediate action required
- 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.
cisa ssvc
- exploitation
- none
- automatable
- no
- technical impact
- partial
Assessed by CISA 16 Sept 2026 (SSVC 2.0.3).
timeline
- 15 Sept 2026Published
- 16 Sept 2026CISA SSVC assessment: exploitation none · 1 day later
- 16 Sept 2026CVE record last updated · same day later
- 17 Sept 2026Analysed by vulneraibility.com · 1 day later
- Advisoryoracle.com /security-alerts/cspusep2026.html
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- CISA Vulnrichment (ADP): SSVC decision points
- FIRST EPSS: exploit probability and percentile
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.