Read the docs
TI-2021-13761 Aliases CVE-2021-34763GHSA-ffgm-hx4g-x33q

Cisco Firepower Management Center Software Cross-Site Scripting and Open Redirect Vulnerabilities

Priority LOW 23CWE-601Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
Required
Attack complexity
Low
Impact type
Spoofing, Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-601 and CWE-79.

Summary

Multiple vulnerabilities in the web-based management interface of Cisco Firepower Management Center (FMC) Software could allow an attacker to execute a cross-site scripting (XSS) attack or an open redirect attack. For more information about these vulnerabilities, see the Details section of this advisory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0048 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
CiscoCisco Firepower Management Centerall versions—No fix listedCNA
  • Cisco Firepower Management Center VendorCisco Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 23

CPEVersionsRoleVendor
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.1.0:*:*:*:*:*:*:*6.1.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.2.0:*:*:*:*:*:*:*6.2.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.2.3:*:*:*:*:*:*:*6.2.3VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.3.0:*:*:*:*:*:*:*6.3.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.4.0:*:*:*:*:*:*:*6.4.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.5.0:*:*:*:*:*:*:*6.5.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.6.0:*:*:*:*:*:*:*6.6.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.6.1:*:*:*:*:*:*:*6.6.1VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.7.0:*:*:*:*:*:*:*6.7.0VulnerableCisco
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:7.0.0:*:*:*:*:*:*:*7.0.0VulnerableCisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.1.0:*:*:*:*:*:*:* Versions 6.1.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.2.0:*:*:*:*:*:*:* Versions 6.2.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.2.3:*:*:*:*:*:*:* Versions 6.2.3 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.3.0:*:*:*:*:*:*:* Versions 6.3.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.4.0:*:*:*:*:*:*:* Versions 6.4.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.5.0:*:*:*:*:*:*:* Versions 6.5.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.6.0:*:*:*:*:*:*:* Versions 6.6.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.6.1:*:*:*:*:*:*:* Versions 6.6.1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:6.7.0:*:*:*:*:*:*:* Versions 6.7.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Cisco
Show 13 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:7.1.0:*:*:*:*:*:*:*7.1.0VulnerableCisco
cpe:2.3:a:cisco:secure_firewall_threat_defense:*:*:*:*:*:*:*:*before 6.4.0.13; 6.5.0 to before 6.6.5; 6.7.0 to before 6.7.0.3VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.1.0:*:*:*:*:*:*:*6.1.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.2.0:*:*:*:*:*:*:*6.2.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.2.3:*:*:*:*:*:*:*6.2.3VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.3.0:*:*:*:*:*:*:*6.3.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.4.0:*:*:*:*:*:*:*6.4.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.5.0:*:*:*:*:*:*:*6.5.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.6.0:*:*:*:*:*:*:*6.6.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.6.1:*:*:*:*:*:*:*6.6.1VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:6.7.0:*:*:*:*:*:*:*6.7.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:7.0.0:*:*:*:*:*:*:*7.0.0VulnerableCisco
cpe:2.3:a:cisco:sourcefire_defense_center:7.1.0:*:*:*:*:*:*:*7.1.0VulnerableCisco
  • cpe:2.3:a:cisco:firepower_management_center_virtual_appliance:7.1.0:*:*:*:*:*:*:* Versions 7.1.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:secure_firewall_threat_defense:*:*:*:*:*:*:*:* Versions before 6.4.0.13; 6.5.0 to before 6.6.5; 6.7.0 to before 6.7.0.3 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.1.0:*:*:*:*:*:*:* Versions 6.1.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.2.0:*:*:*:*:*:*:* Versions 6.2.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.2.3:*:*:*:*:*:*:* Versions 6.2.3 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.3.0:*:*:*:*:*:*:* Versions 6.3.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.4.0:*:*:*:*:*:*:* Versions 6.4.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.5.0:*:*:*:*:*:*:* Versions 6.5.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.6.0:*:*:*:*:*:*:* Versions 6.6.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.6.1:*:*:*:*:*:*:* Versions 6.6.1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:6.7.0:*:*:*:*:*:*:* Versions 6.7.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:sourcefire_defense_center:7.1.0:*:*:*:*:*:*:* Versions 7.1.0 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Cisco Firepower Management Center — 20211027 Cisco Firepower Management Center Software Cross-Site Scripting and Open Redirect Vulnerabilities

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2021-13762 Cisco Firepower Management Center Software Cross-Site Scripting and Open Redirect VulnerabilitiesPriority LOW 28
    Show all 2 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-34763
  2. 2026-10-03 Alias added: GHSA-ffgm-hx4g-x33q

References

Advisory 1

  • TI-2021-13779 Cisco Firepower Threat Defense Software SSH Connections Denial of Service Vulnerability CVSS 3.1HIGH 8.6
  • TI-2018-00324 Cross-site request forgery in Cisco Firepower Management Center unknown CVSS 3.0HIGH 8.8
  • TI-2021-13760 Cisco Firepower Management Center Software Authenticated Directory Traversal Vulnerability CVSS 3.1HIGH 8.1
  • TI-2021-13754 Cisco Firepower Threat Defense Software Command Injection Vulnerabilities CVSS 3.1HIGH 7.8
  • TI-2021-13753 Cisco Firepower Threat Defense Software Command Injection Vulnerabilities CVSS 3.1HIGH 7.8
  • TI-2021-13762 Cisco Firepower Management Center Software Cross-Site Scripting and Open Redirect Vulnerabilities CVSS 3.1MEDIUM 6.1
See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences