CVE-2021-25267

8.4 highEPSS 1.1%

High (8.4) in sophos firewall firmware. EPSS 1.1% chance of exploitation in the next 30 days.

Multiple XSS vulnerabilities in Webadmin allow for privilege escalation from admin to super-admin in Sophos Firewall older than version 19.0 GA.

Severity

8.4 high

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2022-05-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19