SQL Injection in Sophos Firewall

CVE-2025-7624

An SQL injection vulnerability in the legacy (transparent) SMTP proxy of Sophos Firewall versions older than 21.0 MR2 (21.0.2) can lead to remote code execution, if a quarantining policy is active for Email and SFOS was upgraded from a version older than 21.0 GA.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.085 (94.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-7624: held from 0.083 to 0.085.

EPSS over last 30 days · oldest: 0.083 · newest: 0.085 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-7624?
CVE-2025-7624 is a critical-severity vulnerability in Sophos Firewall, classified under SQL Injection. CVSS score: 9.8/10. Published 2025-07-21.
How severe is CVE-2025-7624?
Critical severity. CVSS v3 base score is 9.8 out of 10.