Oracle Database Server Oracle Text privileges management

Summaryinfo

A vulnerability classified as very critical was found in Oracle Database Server. The impacted element is an unknown function of the component Oracle Text. Such manipulation leads to privileges management. This vulnerability is traded as CVE-2026-83272. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Oracle Database Server (version unknown) and classified as very critical. Affected by this issue is an unknown function of the component Oracle Text. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Vulnerability in the Oracle Text component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Difficult to exploit vulnerability allows low privileged attacker having Create Index privilege with network access via Oracle Net to compromise Oracle Text. While the vulnerability is in Oracle Text, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Text. CVSS 3.1 Base Score 8.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).

The advisory is shared for download at oracle.com. This vulnerability is handled as CVE-2026-83272 since 08/31/2026. The exploitation is known to be easy. The attack may be launched remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/16/2026). The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• Database Server

License

• commercial

Website

• Vendor: https://www.oracle.com

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