Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability — CISCO-SA-ONPREM-FMC-AUTHBYPASS-5JPP45V2

Summary

A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system.  This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by…

Timeline

Published by source

2026-03-04

Last source activity

2026-08-03

Time from publication to latest source activity

152 days

Risk context

• Reported severity or threat level: medium.
• Review exposure for the affected product or family: Cisco Secure Firewall Management Center Software Authentication Bypass.

Product

Cisco Secure Firewall Management Center Software Authentication Bypass

What to do

General, cautious steps (verify details in the official source):

• Review exposure and plan remediation based on risk and environment.
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source

Evidence and provenance

Canonical advisory ID

CISCO-SA-ONPREM-FMC-AUTHBYPASS-5JPP45V2

Source

Cisco

Vendor

Cisco

Published by source

2026-03-04

Last source activity

2026-08-03

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.