Vulnerability in Oracle Corporation Zero Data Loss Recovery Appliance Software

CVE-2026-21977

Vulnerability in the Oracle Zero Data Loss Recovery Appliance Software product of Oracle Zero Data Loss Recovery Appliance (component: Security). Supported versions that are affected are 23.1.0-23.1.202509. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Oracle Zero Data Loss Recovery Appliance Software. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Zero Data Loss Recovery Appliance Software accessible data. CVSS 3.1 Base Score 3.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N).

EPSS: 0.002 (6.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

References

Frequently asked questions

What is CVE-2026-21977?
CVE-2026-21977 is a low-severity vulnerability in Oracle Corporation Zero Data Loss Recovery Appliance Software. CVSS score: 3.1/10. Published 2026-01-20.
How severe is CVE-2026-21977?
Low severity. CVSS v3 base score is 3.1 out of 10.