## [悪用確認] CVE-2026-88779: Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability

- 種別: advisory
- 重大度: critical
- 関連技術: citrix
- CVE: CVE-2026-88779
- 公開日時: 2026-10-04T00:00:00.000Z
- 情報源: CISA Known Exploited Vulnerabilities (https://nvd.nist.gov/vuln/detail/CVE-2026-88779)
- パーマリンク: https://vulnpulse.app/items/cisa-kev-cve-2026-88779

Citrix NetScaler
Citrix NetScaler ADC (formerly Citrix ADC) and Citrix NetScaler Gateway (formerly Citrix Gateway) contain an improper restriction of operations within the bounds of a memory buffer vulnerability that could allow for a denial of service.
対応: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. (期限 2026-10-07)