CVE-2026-76519 Cisco Secure Email Gateway Arbitrary File Write Vulnerability

Beschreibung des Herstellers (englisch)

A vulnerability in the Advanced Malware Protection (AMP) feature of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to write arbitrary files on the underlying operating system. This vulnerability is due to improper handling of email attachments when the file reputation service is enabled. An attacker could exploit this vulnerability by sending an email that contains a crafted attachment through an affected device. A successful exploit could allow the attacker to write arbitrary files and execute commands with root privileges on the underlying operating system.

Stammdaten

Hersteller

Cisco

Betroffene Produkte

• Cisco Secure Email

CVSS 3.1

9.8 (CRITICAL)

Vektor

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Schwachstellentyp

CWE-23

Veröffentlicht

14. Oktober 2026

Im KEV-Katalog seit

14. Oktober 2026

Frist US-Bundesbehörden

17. Oktober 2026

Offizielle Quellen

• CVE.org
• NVD
• CISA KEV
• Hersteller-Advisory

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