CVE-2026-48834

Improper Handling of Length Parameter Inconsistency vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. Unauthenticated attackers can cause a denial of service via a specially crafted Accept-Language header that triggers excessive CPU consumption during parsing. Users are recommended to upgrade to version 2.0.2, which fixes the issue.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/0yg5smwnbrhqs55m5h61gn42mcs8s95p	Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/08/05/9	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:answer:*:*:*:*:*:*:*:*

History

23 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad de manejo incorrecto de inconsistencia del parámetro de longitud en Apache Answer. Este problema afecta a Apache Answer: hasta la versión 2.0.1. Atacantes no autenticados pueden causar una denegación de servicio a través de un encabezado Accept-Language especialmente diseñado que desencadena un consumo excesivo de CPU durante el análisis. Se recomienda a los usuarios actualizar a la versión 2.0.2, que corrige el problema.

Information

Published : 2026-08-05 16:16

Updated : 2026-10-23 21:10

NVD link : CVE-2026-48834

Mitre link : CVE-2026-48834

CVE.ORG link : CVE-2026-48834

JSON object : View

Products Affected

apache

answer

CWE

CWE-400

Uncontrolled Resource Consumption

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