Affects Oracle E-Business Suite, a widely used enterprise application; allows data compromise and scope change across installations, posing broad organizational risk.
CVE-2026-83438
Privileged escalation in Oracle E-Business Suite Engineering (12.2.3–12.2.15) via HTTP
Is CVE-2026-83438 being exploited?
Not confirmed. CVE-2026-83438 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 0.29% probability of exploitation in the next 30 days.
How severe is CVE-2026-83438?
CVE-2026-83438 is rated High with a CVSS score of 8.2. 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-2026-83438?
Not known from our data. No patch reference has been recorded for CVE-2026-83438, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-83438 affect?
CVE-2026-83438 affects Oracle E-Business Suite - Oracle Engineering (versions 12.2.3 - 12.2.15). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-83438?
Apply Oracle advisory/patches when available, restrict HTTP access to EBS, audit accounts and monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Low-privileged network attacker can create, delete, modify or fully access Oracle Engineering data (confidentiality & integrity loss).
Immediate action required
- affected>= 12.2.3 and <= 12.2.15
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.