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CVE-2026-76519

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

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 9.8 · Critical · EPSS 1.6% · In KEV · Public exploit

Published
Updated

Affected products and versions

  • cisco secure email

    Versions
    • 14.0.0-698: Affected
    • 13.5.1-277: Affected
    • 13.0.0-392: Affected
    • 14.2.0-620: Affected
    • 13.0.5-007: Affected
    • 13.5.4-038: Affected
    • 14.2.1-020: Affected
    • 14.3.0-032: Affected
    • 15.0.0-104: Affected
    • 15.0.1-030: Affected
    • 15.5.0-048: Affected
    • 15.5.1-055: Affected
    • 15.5.2-018: Affected
    • 16.0.0-050: Affected
    • 15.0.3-002: Affected
    • 16.0.0-054: Affected
    • 15.5.3-022: Affected
    • 16.0.1-017: Affected
    • 15.5.4-012: Affected
    • 16.0.4-016: Affected
    • 15.0.5-016: Affected
    • 16.0.2-112: Affected
    • 16.0.3-044: Affected

    No fix published

Original sources

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