CVE-2026-48834: Apache Answer

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

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.

Affected products

• Apache Answer: before 2.0.2 (fixed in 2.0.2)

Published 2026-08-05. Last modified 2026-08-06.