Known Exploited Vulnerability: CVE-2020-15069

Sophos XG Firewall Buffer Overflow Vulnerability

Catalog version: 2026.07.16 Date added: 2025-02-06 Due date: 2025-02-27 CISA catalog

Vendor: Sophos

Product: XG Firewall

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Known ransomware campaign use: Unknown

Notes: https://community.sophos.com/b/security-blog/posts/advisory-buffer-overflow-vulnerability-in-user-portal https://nvd.nist.gov/vuln/detail/CVE-2020-15069

CWEs

cvelogic Threat Intelligence