CVE-2024-57273

5.4 mediumEPSS 1.3%

Medium (5.4) in netgate. EPSS 1.3% chance of exploitation in the next 30 days.

Netgate pfSense CE (prior to 2.8.0 beta release) and corresponding Plus builds is vulnerable to Cross-site scripting (XSS) in the Automatic Configuration Backup (ACB) service, allowing remote attackers to execute arbitrary JavaScript, delete backups, or leak sensitive information via an unsanitized "reason" field and a derivable device key generated from the public SSH key.

Severity

CVSS 3.1

5.4 medium

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

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-05-14
Modified: 2026-07-05
Record from: the NVD, synced 2026-10-19

Affected

netgate:pfsense_ce
netgate:pfsense_plus

References

https://blog.brillantit.com/exploiting-pfsense-xss-command-injection-cloud-hijack/
https://docs.netgate.com/downloads/pfSense-SA-25_03.webgui.asc
https://www.netgate.com/blog/important-security-updates-for-pfsense-plus-24.11-and-ce-2.7.2

Check your stack JSON