CVE-2025-30751Network attack vector

Database takeover via undisclosed network flaw

Published Jul 15, 2025 · Updated Feb 26, 2026

Oracle Database 19.27 and 23.4 through 23.8 allows remote authenticated users to take over the database through Oracle Net. Oracle has not published the vulnerable function, the incorrect operation, or the crafted input that reaches the flaw. Reachability requires both Create Session and Create Procedure privileges; successful exploitation grants control of database confidentiality, integrity, and availability.

CVSS severity8.8
High
EPSS probability0.35%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Oracle Database 19.27 and 23.4 through 23.8 allows remote authenticated users to take over the database through Oracle Net. Oracle has not published the vulnerable function, the incorrect operation, or the crafted input that reaches the flaw. Reachability requires both Create Session and Create Procedure privileges; successful exploitation grants control of database confidentiality, integrity, and availability.

The record

CVE
CVE-2025-30751
Published
Jul 15, 2025
Updated
Feb 26, 2026
Vendor
Oracle Corporation
Product
Oracle Database
Classifications
T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 15, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=19.27
  2. Affected versionversion=23.4 <=23.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Oracle Corporation · Oracle Databaseversion=19.27; version=23.4 <=23.8

Published CVSS scores

8.8Oracle CorporationCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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