Improper input validation in Oracle HTTP Server - CVE-2026-34291

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Main Vulnerability Database Vulnerabilities #VU126739

Improper input validation in Oracle HTTP Server - CVE-2026-34291

Published: April 22, 2026


Vulnerability identifier: #VU126739
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-34291
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Oracle
Affected software:
Oracle HTTP Server

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the Core component in Oracle HTTP Server. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.


How to mitigate CVE-2026-34291

Install updates from vendor's website.

Sources