## Elastic Agent / Endpoint 8.19.22, 9.4.8, and 9.5.5 Security Update (ESA-2026-194)

- 種別: advisory
- 関連技術: elasticsearch
- 公開日時: 2026-10-06T18:47:56.000Z
- 情報源: Elastic Security Announcements (https://discuss.elastic.co/t/elastic-agent-endpoint-8-19-22-9-4-8-and-9-5-5-security-update-esa-2026-194/390868)
- パーマリンク: https://vulnpulse.app/items/elastic-security-98ee8c86725e

Uncaught Exception in Elastic Endpoint Leading to Denial of Service Uncaught Exception (CWE-248) in Elastic Endpoint can lead to denial of service via a specially crafted file name. When Elastic Defend's Elastic Endpoint component processes a file name under certain system locale configurations (including Chinese, Japanese, and Korean locales) on Windows, an unhandled exception can occur during file-path handling. This causes the Elastic Endpoint process to crash and restart repeatedly, which can degrade or disable Elastic Defend's real-time malware prevention and behavioral detection capabil…