CVE-2024-57273

MEDIUM 5.4CVE-2024-57273 · Published 14/05/2025 · updated 05/07/2026

Package	Affected versions	Patched versions
pfsense ce netgate	`< 2.8.0`	`2.8.0`
pfsense plus netgate	`< 25.03`	`25.03`

Description

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.

References

blog.brillantit.com/exploiting-pfsense-xss-command-injection-cloud-hijack · Exploit
docs.netgate.com/downloads/pfSense-SA-25_03.webgui.asc · Third Party Advisory
netgate.com/blog/important-security-updates-for-pfsense-plus-24.11-and-ce-2.7.2 · Release Notes

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