CVE-2026-21975

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.25% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 17.1% of scored records. A rank, not a probability.

NVD base score

4.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-01-20 21:56Z9 MO AGO

Last updated

2026-01-21 14:36Z9 MO AGO

Reserved

2026-01-05

Assigning CNA

oracle

Record state

PUBLISHED

Severity

Medium (CVSS 4.5)

CNA CVSS vector

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

Weaknesses

• CWE-404Improper Resource Shutdown or ReleaseClass

Data version

5.2

Document digest

07b1f2c1fd52ba43cc100a95ddc08be2454e7a80a37bb41fac709fbcf8133840

• www.oracle.comOracle Advisoryhttps://www.oracle.com/security-alerts/cpujan2026.htmlvendor-advisory