What is CVE-2026-47045?

CVE-2026-47045 is a medium-severity vulnerability in Oracle Database Server, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.8/10. Published 2026-07-21.

How severe is CVE-2026-47045?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Open Redirect in Oracle Database Server

CVE-2026-47045

Vulnerability in the JDBC component of Oracle Database Server. Supported versions that are affected are 19.3-19.31, 21.3-21.22 and 23.4.0-23.26.2. Easily exploitable vulnerability allows high privileged attacker having None privilege with network access via Oracle Net to compromise JDBC. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of JDBC. CVSS 3.1 Base Score 6.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H).

Vulnerability class: Open Redirect

EPSS: 0.004 (33.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

Affected products

Oracle Database_server
Oracle Corporation Database Server — versions 19.3, 21.3, 23.4.0

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

secalert_us@oracle.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-47045?: CVE-2026-47045 is a medium-severity vulnerability in Oracle Database Server, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.8/10. Published 2026-07-21.
How severe is CVE-2026-47045?: Medium severity. CVSS v3 base score is 6.8 out of 10.