CVE-2026-101501

CRITICAL

Summary

generated automatically from NVD data

Oracle Trusted Answer Search version 26.1 has a flaw in its PLSQL package component that a low-privileged attacker can exploit over the network via Oracle Net. The attack is easy to carry out and needs no user interaction, and it can affect additional products because of a scope change. Successful exploitation can allow unauthorized creation, modification or deletion of data, read access to a subset of it, and a complete denial of service through a hang or repeatable crash. The CVSS 3.1 base score is 9.9 (CRITICAL).

NVD description

Vulnerability in Oracle Trusted Answer Search (component: PLSQL package). The supported version that is affected is 26.1. Easily exploitable vulnerability allows low privileged attacker with network access via Oracle Net to compromise Oracle Trusted Answer Search. While the vulnerability is in Oracle Trusted Answer Search, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Trusted Answer Search accessible data as well as unauthorized read access to a subset of Oracle Trusted Answer Search accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Trusted Answer Search. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H).

EPSS · FIRST.org

0.41%probability of exploitation in the next 30 days

Higher than 34% of scored CVEs

EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-21, recomputed daily by FIRST.org.

In-depth analysis on cveo.tech

We've published a detailed analysis of this CVE — exploitation, IOCs and mitigation.