CVE-2024-20269Network attack vector

Browser script execution via unvalidated management fields

Published Oct 23, 2024 · Updated Oct 24, 2024

Stored cross-site scripting in Cisco Firepower Management Center allows remote authenticated users to run script in another user's browser. The web management interface accepts crafted input in multiple data fields without sufficient validation and later executes it in the interface context. A valid FMC account and interaction by another interface user are required; exploitation can alter browser-rendered content or expose sensitive browser-based information.

CVSS severity4.8
Medium
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Cisco Firepower Management Center allows remote authenticated users to run script in another user's browser. The web management interface accepts crafted input in multiple data fields without sufficient validation and later executes it in the interface context. A valid FMC account and interaction by another interface user are required; exploitation can alter browser-rendered content or expose sensitive browser-based information.

The record

CVE
CVE-2024-20269
Published
Oct 23, 2024
Updated
Oct 24, 2024
Vendor
ClamAV
Product
Cisco Firepower Management Center
Classifications
CWE-79, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 23, 2024CVE publishedPublication date reported by the CVE source.
  2. Oct 24, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=6.2.3
  2. Affected versionversion=6.2.3.1
  3. Affected versionversion=6.2.3.10
  4. Affected versionversion=6.2.3.11
  5. Affected versionversion=6.2.3.12
  6. Affected versionversion=6.2.3.13
  7. Affected versionversion=6.2.3.14
  8. Affected versionversion=6.2.3.15
  9. Affected versionversion=6.2.3.16
  10. Affected versionversion=6.2.3.17
  11. Affected versionversion=6.2.3.18
  12. Affected versionversion=6.2.3.2
  13. Affected versionversion=6.2.3.3
  14. Affected versionversion=6.2.3.4
  15. Affected versionversion=6.2.3.5
  16. Affected versionversion=6.2.3.6
  17. Affected versionversion=6.2.3.7
  18. Affected versionversion=6.2.3.8
  19. Affected versionversion=6.2.3.9
  20. Affected versionversion=6.4.0
  21. Affected versionversion=6.4.0.1
  22. Affected versionversion=6.4.0.10
  23. Affected versionversion=6.4.0.11
  24. Affected versionversion=6.4.0.12
  25. Affected versionversion=6.4.0.13
  26. Affected versionversion=6.4.0.14
  27. Affected versionversion=6.4.0.15
  28. Affected versionversion=6.4.0.16
  29. Affected versionversion=6.4.0.17
  30. Affected versionversion=6.4.0.2
  31. Affected versionversion=6.4.0.3
  32. Affected versionversion=6.4.0.4
  33. Affected versionversion=6.4.0.5
  34. Affected versionversion=6.4.0.6
  35. Affected versionversion=6.4.0.7
  36. Affected versionversion=6.4.0.8
  37. Affected versionversion=6.4.0.9
  38. Affected versionversion=6.6.0
  39. Affected versionversion=6.6.0.1
  40. Affected versionversion=6.6.1
  41. Affected versionversion=6.6.3
  42. Affected versionversion=6.6.4
  43. Affected versionversion=6.6.5
  44. Affected versionversion=6.6.5.1
  45. Affected versionversion=6.6.5.2
  46. Affected versionversion=6.6.7
  47. Affected versionversion=6.6.7.1
  48. Affected versionversion=6.6.7.2
  49. Affected versionversion=6.7.0
  50. Affected versionversion=6.7.0.1
  51. Affected versionversion=6.7.0.2
  52. Affected versionversion=6.7.0.3
  53. Affected versionversion=7.0.0
  54. Affected versionversion=7.0.0.1
  55. Affected versionversion=7.0.1
  56. Affected versionversion=7.0.1.1
  57. Affected versionversion=7.0.2
  58. Affected versionversion=7.0.2.1
  59. Affected versionversion=7.0.3
  60. Affected versionversion=7.0.4
  61. Affected versionversion=7.0.5
  62. Affected versionversion=7.0.6
  63. Affected versionversion=7.0.6.1
  64. Affected versionversion=7.1.0
  65. Affected versionversion=7.1.0.1
  66. Affected versionversion=7.1.0.2
  67. Affected versionversion=7.1.0.3
  68. Affected versionversion=7.2.0
  69. Affected versionversion=7.2.0.1
  70. Affected versionversion=7.2.1
  71. Affected versionversion=7.2.2
  72. Affected versionversion=7.2.3
  73. Affected versionversion=7.2.3.1
  74. Affected versionversion=7.2.4
  75. Affected versionversion=7.2.4.1
  76. Affected versionversion=7.2.5
  77. Affected versionversion=7.2.5.1
  78. Affected versionversion=7.2.5.2
  79. Affected versionversion=7.3.0
  80. Affected versionversion=7.3.1
  81. Affected versionversion=7.3.1.1
  82. Affected versionversion=7.3.1.2
  83. Affected versionversion=7.4.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

ClamAV · Cisco Firepower Management Centerversion=6.2.3; version=6.2.3.1; version=6.2.3.10; version=6.2.3.11; version=6.2.3.12; version=6.2.3.13; version=6.2.3.14; version=6.2.3.15; version=6.2.3.16; version=6.2.3.17; version=6.2.3.18; version=6.2.3.2; version=6.2.3.3; version=6.2.3.4; version=6.2.3.5; version=6.2.3.6; version=6.2.3.7; version=6.2.3.8; version=6.2.3.9; version=6.4.0; version=6.4.0.1; version=6.4.0.10; version=6.4.0.11; version=6.4.0.12; version=6.4.0.13; version=6.4.0.14; version=6.4.0.15; version=6.4.0.16; version=6.4.0.17; version=6.4.0.2; version=6.4.0.3; version=6.4.0.4; version=6.4.0.5; version=6.4.0.6; version=6.4.0.7; version=6.4.0.8; version=6.4.0.9; version=6.6.0; version=6.6.0.1; version=6.6.1; version=6.6.3; version=6.6.4; version=6.6.5; version=6.6.5.1; version=6.6.5.2; version=6.6.7; version=6.6.7.1; version=6.6.7.2; version=6.7.0; version=6.7.0.1; version=6.7.0.2; version=6.7.0.3; version=7.0.0; version=7.0.0.1; version=7.0.1; version=7.0.1.1; version=7.0.2; version=7.0.2.1; version=7.0.3; version=7.0.4; version=7.0.5; version=7.0.6; version=7.0.6.1; version=7.1.0; version=7.1.0.1; version=7.1.0.2; version=7.1.0.3; version=7.2.0; version=7.2.0.1; version=7.2.1; version=7.2.2; version=7.2.3; version=7.2.3.1; version=7.2.4; version=7.2.4.1; version=7.2.5; version=7.2.5.1; version=7.2.5.2; version=7.3.0; version=7.3.1; version=7.3.1.1; version=7.3.1.2; version=7.4.0

Published CVSS scores

4.8Cisco Systems, Inc.CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
5.4NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1189Drive-by Compromise

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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