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CVE-2026-46834

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Summary

Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Net Service. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Net Service. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C

Description

Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Net Service. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Net Service. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

CVSS Score
7.5
High
EPSS Score
0.3
Exploit Probability
Published Date
2026-05-28
First Seen: 2026-05-29
📊 Relative Risk Intelligence

This CVE is Moderate Risk - more severe than 68.7% of all 338,292 vulnerabilities in our database.

#105,741
Above average severity
Severity Percentile
đŸŽ¯ CISA SSVC Assessment Updated: May 29, 2026
🔍 Exploitation Status
None
No known exploits
⚙ī¸ Automatable
YES
Can be exploited automatically
đŸ’Ĩ Technical Impact
Partial
Limited system impact
SSVC data provided by CISA
Last Modified 2026-07-21
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE IDs (Weakness Types)
CWE-400

đŸ“Ļ Affected Products 1

Vendor Product Status Affected Versions
oracle database_server Affected
> 23.4.0 < 23.26.2

🔗 References 1

https://www.oracle.com/security-alerts/cspumay2026.html
Vendor Advisory

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-46833 ⛔ critical 9.0 0.3 Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-2... 2026-05-28
CVE-2026-46835 ⚠ī¸ high 7.5 0.3 Vulnerability in the Net Service component of Oracle Database Server. Supported versions that are affected are 23.4.0-2... 2026-05-28
CVE-2026-34312 ℹī¸ low 2.4 0.0 Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.30. Ea... 2026-04-21
CVE-2026-21939 ⚠ī¸ high 7.0 0.0 Vulnerability in the SQLcl component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.0... 2026-01-20
CVE-2025-53047 đŸ”ļ medium 5.8 0.0 Vulnerability in the Portable Clusterware component of Oracle Database Server. Supported versions that are affected are... 2025-10-21
CVE-2025-53051 ℹī¸ low 2.7 0.0 Vulnerability in the RDBMS Functional Index component of Oracle Database Server. Supported versions that are affected a... 2025-10-21
These CVEs affect the same products