CVE-2022-3236
KEVSophos Firewall Code Injection Vulnerability
Description
A code injection vulnerability in the User Portal and Webadmin of Sophos Firewall allows for remote code execution.
A code injection vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in Sophos Firewall version v19.0 MR1 and older.
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HPublishedSep 23, 2022
Last modifiedJun 17, 2026
Added to KEVSep 23, 2022
Remediation dueOct 14, 2022
References
- sophos.com/en-us/security-advisories/sophos-sa-20220923-sfos-rceVendor Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-3236US Government Resource
0 recent articles mention this CVE
89
Risk assessment · Critical
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1473 days
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 98.9% · top 1% of all CVEs
- Weakness
- CWE-94
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
Recommended actions
- 1.Apply updates per vendor instructions.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.