What is CVE-2026-34273?

CVE-2026-34273 is a medium-severity vulnerability in Oracle Goldengate, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-04-21.

How severe is CVE-2026-34273?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Oracle Goldengate

CVE-2026-34273

Vulnerability in Oracle GoldenGate (component: Libraries). Supported versions that are affected are 23.4-23.10. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle GoldenGate. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle GoldenGate accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

Vulnerability class: Information Disclosure

Published 2026-04-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.7th percentile), scored 2026-10-21.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.001

Affected products

Oracle Goldengate
Oracle Corporation Goldengate — versions 23.4

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.oracle.com/security-alerts/cpuapr2026.html (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-34273?: CVE-2026-34273 is a medium-severity vulnerability in Oracle Goldengate, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-04-21.
How severe is CVE-2026-34273?: Medium severity. CVSS v3 base score is 5.3 out of 10.