CVE-2026-48834 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Apache	Answer

No data.

No data.

References

Link	Providers
https://lists.apache.org/thread/0yg5smwnbrhqs55m5h61gn42mcs8s95p

History

Thu, 06 Aug 2026 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 05 Aug 2026 16:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Apache Apache answer
Vendors & Products		Apache Apache answer

Wed, 05 Aug 2026 15:30:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		Apache Answer: Denial of service via crafted Accept-Language header parsing
Weaknesses		CWE-400
References		https://lists.apache.org/thread/0yg5smwnbrhqs55m5h61gn42mcs8s95p

MITRE

Status: PUBLISHED

Assigner: apache

Published: 2026-08-05T15:07:35.440Z

Updated: 2026-08-06T14:35:47.589Z

Reserved: 2026-05-25T11:13:04.242Z

Link: CVE-2026-48834

Vulnrichment

Updated: 2026-08-05T16:32:54.160Z

NVD

No data.

Redhat

No data.

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