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.

Published: 2025-07-21 Last update: 2025-11-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-7624 is rated High Risk (67.6/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.18%). Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-7624

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-17 0.36% 1.18% +0.82%
2 2026-03-26 0.33% 0.36% +0.03%
3 2026-02-24 0.33%

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-7624

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 5.9 [email protected]

Weakness enumeration for CVE-2025-7624

Affected software / configurations for CVE-2025-7624

Vendor Product Version Raw CPE
sophos firewall_firmware < 21.0.2 cpe:2.3:o:sophos:firewall_firmware:*:*:*:*:*:*:*:*

References for CVE-2025-7624

cvelogic Threat Intelligence