Critical9.8Sophos Exploited CISA KEV
Sophos Firewall: authentication bypass vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in So…
CVE-2022-1040 Published Mar 25, 2022Updated by vendor Jun 17, 2026
CVE-2022-1040
Affected products & platforms
SophosSophos Firewall (XGS/SFOS)
Summary
An authentication bypass vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in Sophos Firewall version v18.5 MR3 and older.
CISA Known Exploited Vulnerability
- Listed:
- Mar 31, 2022 · federal remediation due Apr 21, 2022
- Required action:
- Apply updates per vendor instructions.
- Ransomware use:
- Unknown
KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.
Mitigation
Mitigation steps weren't captured by the parser for this advisory — this is a parsing gap, not a statement that no fix exists. Read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 3 hours ago·verify at source
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