CVE-2026-21975

mediumEPSS 0.003 · 16 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.26% (16th) EPSS

CVSS 4.5 · medium

Is it mine?

12 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-18

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.29 and 21.3-21.20. Easily exploitable vulnerability allows high privileged attacker having Authenticated User privilege with network access via Oracle Net to compromise Java VM. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Java VM. CVSS 3.1 Base Score 4.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H).

cvss

Technical severity, 0–10. One row per scoring source.

4.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.5mediumAV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:Hsecondary · secalert_us@oracle.com USexploitability 0.9 · impact 3.6

v3.14.1mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-404USCWE-404US

affected products (12)

Products and version ranges known to be affected.

Oracle Database Server <=19.29all versionscert_bundDE
Oracle Database Server <=21.20all versionscert_bundDE
Oracle Database Server <=23.26.0all versionscert_bundDE
Oracle Database Server≤ 19.29cert_bundDE
Oracle Database Server≤ 21.20cert_bundDE
Oracle Database Server≤ 23.26.0cert_bundDE
Oracle Corporation Oracle Database Server≤ 21.3 ≤21.20enisa_euvdEU
Oracle Corporation Oracle Database Server≤ 19.3 ≤19.29enisa_euvdEU
Oracle Corp. Database Server19.3 → 19.29fstec_bduRU
Oracle Corp. Database Server21.3 → 21.20fstec_bduRU
oracle java virtual machine19.3 → 19.29nvdUScpe:2.3:a:oracle:java_virtual_machine:*:*:*:*:*:*:*:*
oracle java virtual machine21.3 → 21.20nvdUScpe:2.3:a:oracle:java_virtual_machine:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-0157Oracle Database Server: Mehrere SchwachstellenDeutsch2026-01-20csaf · cert_bundDE
Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Database Server ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2026-01-20modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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