How severe is CVE-2026-34291?

High severity. CVSS v3 base score is 8.7 out of 10.

Vulnerability in Oracle Corporation Http Server

CVE-2026-34291

Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with ne…

EPSS: 0.001 (25.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N.

Affected products

Oracle Corporation Http Server — versions 12.2.1.4.0, 14.1.2.0.0

References

Oracle Advisory (vendor-advisory)

Frequently asked questions

What is CVE-2026-34291?: CVE-2026-34291 is a high-severity vulnerability in Oracle Corporation Http Server. CVSS score: 8.7/10. Published 2026-04-21.
How severe is CVE-2026-34291?: High severity. CVSS v3 base score is 8.7 out of 10.