CVE-2025-20353Network attack vector

Unauthenticated browser-context script execution via crafted link

Published Nov 13, 2025 · Updated Nov 13, 2025

Cross-site scripting in Cisco Catalyst Center 2.3.7 and earlier allows remote attackers to execute script code through a crafted link. The web-based management interface fails to validate unspecified user input before placing it in a page, but Cisco has not disclosed the affected parameter or request path. Exploitation requires a user to click the link; resulting code runs in the interface's browser context and can read sensitive browser-based information.

CVSS severity6.1
Medium
EPSS probability0.22%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Cisco Catalyst Center 2.3.7 and earlier allows remote attackers to execute script code through a crafted link. The web-based management interface fails to validate unspecified user input before placing it in a page, but Cisco has not disclosed the affected parameter or request path. Exploitation requires a user to click the link; resulting code runs in the interface's browser context and can read sensitive browser-based information.

The record

CVE
CVE-2025-20353
Published
Nov 13, 2025
Updated
Nov 13, 2025
Vendor
ClamAV
Product
Cisco Catalyst Center
Classifications
CWE-79, T1189
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 13, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 13, 2025Record 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=2.1.1.0
  2. Affected versionversion=2.1.1.3
  3. Affected versionversion=2.1.2.0
  4. Affected versionversion=2.1.2.3
  5. Affected versionversion=2.1.2.4
  6. Affected versionversion=2.1.2.5
  7. Affected versionversion=2.1.2.6
  8. Affected versionversion=2.1.2.7
  9. Affected versionversion=2.1.2.8
  10. Affected versionversion=2.2.1.0
  11. Affected versionversion=2.2.1.3
  12. Affected versionversion=2.2.2.0
  13. Affected versionversion=2.2.2.1
  14. Affected versionversion=2.2.2.3
  15. Affected versionversion=2.2.2.4
  16. Affected versionversion=2.2.2.5
  17. Affected versionversion=2.2.2.6
  18. Affected versionversion=2.2.2.7
  19. Affected versionversion=2.2.2.8
  20. Affected versionversion=2.2.2.9
  21. Affected versionversion=2.2.3.0
  22. Affected versionversion=2.2.3.3
  23. Affected versionversion=2.2.3.4
  24. Affected versionversion=2.2.3.5
  25. Affected versionversion=2.2.3.6
  26. Affected versionversion=2.3.2.1
  27. Affected versionversion=2.3.2.1-AIRGAP
  28. Affected versionversion=2.3.2.1-AIRGAP-CA
  29. Affected versionversion=2.3.2.3
  30. Affected versionversion=2.3.3.0
  31. Affected versionversion=2.3.3.0-AIRGAP
  32. Affected versionversion=2.3.3.1
  33. Affected versionversion=2.3.3.1-AIRGAP
  34. Affected versionversion=2.3.3.3
  35. Affected versionversion=2.3.3.3-AIRGAP
  36. Affected versionversion=2.3.3.3-AIRGAP-CA
  37. Affected versionversion=2.3.3.4
  38. Affected versionversion=2.3.3.4-AIRGAP
  39. Affected versionversion=2.3.3.4-AIRGAP-MDNAC
  40. Affected versionversion=2.3.3.4-HF1
  41. Affected versionversion=2.3.3.5
  42. Affected versionversion=2.3.3.5-AIRGAP
  43. Affected versionversion=2.3.3.6
  44. Affected versionversion=2.3.3.6-70045-HF1
  45. Affected versionversion=2.3.3.6-AIRGAP
  46. Affected versionversion=2.3.3.6-AIRGAP-MDNAC
  47. Affected versionversion=2.3.3.7
  48. Affected versionversion=2.3.3.7-72323
  49. Affected versionversion=2.3.3.7-72328-AIRGAP
  50. Affected versionversion=2.3.3.7-72328-MDNAC
  51. Affected versionversion=2.3.3.7-AIRGAP
  52. Affected versionversion=2.3.3.7-AIRGAP-MDNAC
  53. Affected versionversion=2.3.4.0
  54. Affected versionversion=2.3.4.0-AIRGAP
  55. Affected versionversion=2.3.4.3
  56. Affected versionversion=2.3.4.3-AIRGAP
  57. Affected versionversion=2.3.5.0
  58. Affected versionversion=2.3.5.0-AIRGAP
  59. Affected versionversion=2.3.5.0-AIRGAP-MDNAC
  60. Affected versionversion=2.3.5.3
  61. Affected versionversion=2.3.5.3-AIRGAP
  62. Affected versionversion=2.3.5.3-AIRGAP-MDNAC
  63. Affected versionversion=2.3.5.3-EULA
  64. Affected versionversion=2.3.5.4
  65. Affected versionversion=2.3.5.4-AIRGAP
  66. Affected versionversion=2.3.5.4-AIRGAP-MDNAC
  67. Affected versionversion=2.3.5.5
  68. Affected versionversion=2.3.5.5-70026-HF51
  69. Affected versionversion=2.3.5.5-70026-HF52
  70. Affected versionversion=2.3.5.5-70026-HF53
  71. Affected versionversion=2.3.5.5-70026-HF70
  72. Affected versionversion=2.3.5.5-70026-HF71
  73. Affected versionversion=2.3.5.5-70026-HF72
  74. Affected versionversion=2.3.5.5-AIRGAP
  75. Affected versionversion=2.3.5.5-AIRGAP-MDNAC
  76. Affected versionversion=2.3.5.6
  77. Affected versionversion=2.3.5.6-70143-HF20
  78. Affected versionversion=2.3.5.6-AIRGAP
  79. Affected versionversion=2.3.5.6-AIRGAP-MDNAC
  80. Affected versionversion=2.3.6.0
  81. Affected versionversion=2.3.6.0-AIRGAP
  82. Affected versionversion=2.3.7.0
  83. Affected versionversion=2.3.7.0-AIRGAP
  84. Affected versionversion=2.3.7.0-AIRGAP-MDNAC
  85. Affected versionversion=2.3.7.3
  86. Affected versionversion=2.3.7.3-AIRGAP
  87. Affected versionversion=2.3.7.3-AIRGAP-MDNAC
  88. Affected versionversion=2.3.7.4
  89. Affected versionversion=2.3.7.4-AIRGAP
  90. Affected versionversion=2.3.7.4-AIRGAP-MDNAC
  91. Affected versionversion=2.3.7.5-AIRGAP
  92. Affected versionversion=2.3.7.6
  93. Affected versionversion=2.3.7.6-AIRGAP
  94. Affected versionversion=2.3.7.6-AIRGAP-MDNAC
  95. Affected versionversion=2.3.7.7
  96. Affected versionversion=2.3.7.7-AIRGAP
  97. Affected versionversion=2.3.7.7-AIRGAP-MDNAC
  98. Affected versionversion=2.3.7.9
  99. Affected versionversion=2.3.7.9-70301-GSMU10
  100. Affected versionversion=2.3.7.9-70301-SMU1
  101. Affected versionversion=2.3.7.9-75403-GSMU10
  102. Affected versionversion=2.3.7.9-75403-SMU10
  103. Affected versionversion=2.3.7.9-AIRGAP
  104. Affected versionversion=2.3.7.9-AIRGAP-MDNAC

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

ClamAV · Cisco Catalyst Centerversion=2.1.1.0; version=2.1.1.3; version=2.1.2.0; version=2.1.2.3; version=2.1.2.4; version=2.1.2.5; version=2.1.2.6; version=2.1.2.7; version=2.1.2.8; version=2.2.1.0; version=2.2.1.3; version=2.2.2.0; version=2.2.2.1; version=2.2.2.3; version=2.2.2.4; version=2.2.2.5; version=2.2.2.6; version=2.2.2.7; version=2.2.2.8; version=2.2.2.9; version=2.2.3.0; version=2.2.3.3; version=2.2.3.4; version=2.2.3.5; version=2.2.3.6; version=2.3.2.1; version=2.3.2.1-AIRGAP; version=2.3.2.1-AIRGAP-CA; version=2.3.2.3; version=2.3.3.0; version=2.3.3.0-AIRGAP; version=2.3.3.1; version=2.3.3.1-AIRGAP; version=2.3.3.3; version=2.3.3.3-AIRGAP; version=2.3.3.3-AIRGAP-CA; version=2.3.3.4; version=2.3.3.4-AIRGAP; version=2.3.3.4-AIRGAP-MDNAC; version=2.3.3.4-HF1; version=2.3.3.5; version=2.3.3.5-AIRGAP; version=2.3.3.6; version=2.3.3.6-70045-HF1; version=2.3.3.6-AIRGAP; version=2.3.3.6-AIRGAP-MDNAC; version=2.3.3.7; version=2.3.3.7-72323; version=2.3.3.7-72328-AIRGAP; version=2.3.3.7-72328-MDNAC; version=2.3.3.7-AIRGAP; version=2.3.3.7-AIRGAP-MDNAC; version=2.3.4.0; version=2.3.4.0-AIRGAP; version=2.3.4.3; version=2.3.4.3-AIRGAP; version=2.3.5.0; version=2.3.5.0-AIRGAP; version=2.3.5.0-AIRGAP-MDNAC; version=2.3.5.3; version=2.3.5.3-AIRGAP; version=2.3.5.3-AIRGAP-MDNAC; version=2.3.5.3-EULA; version=2.3.5.4; version=2.3.5.4-AIRGAP; version=2.3.5.4-AIRGAP-MDNAC; version=2.3.5.5; version=2.3.5.5-70026-HF51; version=2.3.5.5-70026-HF52; version=2.3.5.5-70026-HF53; version=2.3.5.5-70026-HF70; version=2.3.5.5-70026-HF71; version=2.3.5.5-70026-HF72; version=2.3.5.5-AIRGAP; version=2.3.5.5-AIRGAP-MDNAC; version=2.3.5.6; version=2.3.5.6-70143-HF20; version=2.3.5.6-AIRGAP; version=2.3.5.6-AIRGAP-MDNAC; version=2.3.6.0; version=2.3.6.0-AIRGAP; version=2.3.7.0; version=2.3.7.0-AIRGAP; version=2.3.7.0-AIRGAP-MDNAC; version=2.3.7.3; version=2.3.7.3-AIRGAP; version=2.3.7.3-AIRGAP-MDNAC; version=2.3.7.4; version=2.3.7.4-AIRGAP; version=2.3.7.4-AIRGAP-MDNAC; version=2.3.7.5-AIRGAP; version=2.3.7.6; version=2.3.7.6-AIRGAP; version=2.3.7.6-AIRGAP-MDNAC; version=2.3.7.7; version=2.3.7.7-AIRGAP; version=2.3.7.7-AIRGAP-MDNAC; version=2.3.7.9; version=2.3.7.9-70301-GSMU10; version=2.3.7.9-70301-SMU1; version=2.3.7.9-75403-GSMU10; version=2.3.7.9-75403-SMU10; version=2.3.7.9-AIRGAP; version=2.3.7.9-AIRGAP-MDNAC

Published CVSS scores

6.1Cisco Systems, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:X/RL:X/RC:X

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
Privilegesunauthenticated
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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