CVE-2026-21977 — LOW (3.1) — White Hats Nepal

Vulnerability Description

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).

CVSS Score

3.1

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

References

https://www.oracle.com/security-alerts/cpujan2026.html

FAQ

What is CVE-2026-21977?

CVE-2026-21977 is a vulnerability with a CVSS score of 3.1 (LOW). 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....

How severe is CVE-2026-21977?

CVE-2026-21977 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21977?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.