CVE-2026-20111Network attack vector

Administrator-stored script execution via unvalidated interface fields

Published Feb 4, 2026 · Updated Feb 4, 2026

Stored XSS in Cisco Prime Infrastructure allows remote authenticated users with administrative credentials to execute scripts in users’ browsers. The web-based management interface stores malicious code inserted into specific data fields without properly validating the supplied input. Administrative credentials are required to plant the payload, and a user must view the affected interface for it to run in that interface’s context and access sensitive browser-based information.

CVSS severity4.8
Medium
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Cisco Prime Infrastructure allows remote authenticated users with administrative credentials to execute scripts in users’ browsers. The web-based management interface stores malicious code inserted into specific data fields without properly validating the supplied input. Administrative credentials are required to plant the payload, and a user must view the affected interface for it to run in that interface’s context and access sensitive browser-based information.

The record

CVE
CVE-2026-20111
Published
Feb 4, 2026
Updated
Feb 4, 2026
Vendor
ClamAV
Product
Cisco Prime Infrastructure
Classifications
CWE-79, CWE-798, T1203
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 4, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 4, 2026Record 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=2.0.0
  2. Affected versionversion=2.0.10
  3. Affected versionversion=2.0.39
  4. Affected versionversion=2.1
  5. Affected versionversion=2.1.0
  6. Affected versionversion=2.1.1
  7. Affected versionversion=2.1.2
  8. Affected versionversion=2.1.56
  9. Affected versionversion=2.2
  10. Affected versionversion=2.2.0
  11. Affected versionversion=2.2.1
  12. Affected versionversion=2.2.10
  13. Affected versionversion=2.2.1 Update 01
  14. Affected versionversion=2.2.2
  15. Affected versionversion=2.2.2 Update 03
  16. Affected versionversion=2.2.2 Update 04
  17. Affected versionversion=2.2.3
  18. Affected versionversion=2.2.3 Update 02
  19. Affected versionversion=2.2.3 Update 03
  20. Affected versionversion=2.2.3 Update 04
  21. Affected versionversion=2.2.3 Update 05
  22. Affected versionversion=2.2.3 Update 06
  23. Affected versionversion=2.2.4
  24. Affected versionversion=2.2.5
  25. Affected versionversion=2.2.7
  26. Affected versionversion=2.2.8
  27. Affected versionversion=2.2.9
  28. Affected versionversion=3.0.0
  29. Affected versionversion=3.0.1
  30. Affected versionversion=3.0.2
  31. Affected versionversion=3.0.3
  32. Affected versionversion=3.0.4
  33. Affected versionversion=3.0.5
  34. Affected versionversion=3.0.6
  35. Affected versionversion=3.0.7
  36. Affected versionversion=3.10
  37. Affected versionversion=3.1.0
  38. Affected versionversion=3.10.0
  39. Affected versionversion=3.10.1
  40. Affected versionversion=3.10.2
  41. Affected versionversion=3.10.3
  42. Affected versionversion=3.10.4
  43. Affected versionversion=3.10.4 Update 01
  44. Affected versionversion=3.10.4 Update 02
  45. Affected versionversion=3.10.4 Update 03
  46. Affected versionversion=3.10.5
  47. Affected versionversion=3.10.6
  48. Affected versionversion=3.10.6 Update 01
  49. Affected versionversion=3.10_DP1
  50. Affected versionversion=3.10 Update 01
  51. Affected versionversion=3.1.1
  52. Affected versionversion=3.1.2
  53. Affected versionversion=3.1.3
  54. Affected versionversion=3.1.4
  55. Affected versionversion=3.1.5
  56. Affected versionversion=3.1.6
  57. Affected versionversion=3.1.7
  58. Affected versionversion=3.1_DP10
  59. Affected versionversion=3.1_DP11
  60. Affected versionversion=3.1_DP12
  61. Affected versionversion=3.1_DP13
  62. Affected versionversion=3.1_DP14
  63. Affected versionversion=3.1_DP15
  64. Affected versionversion=3.1_DP16
  65. Affected versionversion=3.1_DP4
  66. Affected versionversion=3.1_DP5
  67. Affected versionversion=3.1_DP6
  68. Affected versionversion=3.1_DP7
  69. Affected versionversion=3.1_DP8
  70. Affected versionversion=3.1_DP9
  71. Affected versionversion=3.2
  72. Affected versionversion=3.2.0-FIPS
  73. Affected versionversion=3.2.1
  74. Affected versionversion=3.2.2
  75. Affected versionversion=3.2_DP1
  76. Affected versionversion=3.2_DP2
  77. Affected versionversion=3.2_DP3
  78. Affected versionversion=3.2_DP4
  79. Affected versionversion=3.3.0
  80. Affected versionversion=3.3.0 Update 01
  81. Affected versionversion=3.3.1
  82. Affected versionversion=3.3_DP1
  83. Affected versionversion=3.3_DP2
  84. Affected versionversion=3.3_DP3
  85. Affected versionversion=3.3_DP4
  86. Affected versionversion=3.4.0
  87. Affected versionversion=3.4.1
  88. Affected versionversion=3.4.1 Update 01
  89. Affected versionversion=3.4.1 Update 02
  90. Affected versionversion=3.4.2
  91. Affected versionversion=3.4.2 Update 01
  92. Affected versionversion=3.4_DP1
  93. Affected versionversion=3.4_DP10
  94. Affected versionversion=3.4_DP11
  95. Affected versionversion=3.4_DP2
  96. Affected versionversion=3.4_DP3
  97. Affected versionversion=3.4_DP4
  98. Affected versionversion=3.4_DP5
  99. Affected versionversion=3.4_DP6
  100. Affected versionversion=3.4_DP7
  101. Affected versionversion=3.4_DP8
  102. Affected versionversion=3.4_DP9
  103. Affected versionversion=3.5.0
  104. Affected versionversion=3.5.0 Update 01
  105. Affected versionversion=3.5.0 Update 02
  106. Affected versionversion=3.5.0 Update 03
  107. Affected versionversion=3.5.1
  108. Affected versionversion=3.5.1 Update 01
  109. Affected versionversion=3.5.1 Update 02
  110. Affected versionversion=3.5.1 Update 03
  111. Affected versionversion=3.5_DP1
  112. Affected versionversion=3.5_DP2
  113. Affected versionversion=3.5_DP3
  114. Affected versionversion=3.5_DP4
  115. Affected versionversion=3.6.0
  116. Affected versionversion=3.6.0 Update 01
  117. Affected versionversion=3.6.0 Update 02
  118. Affected versionversion=3.6.0 Update 03
  119. Affected versionversion=3.6.0 Update 04
  120. Affected versionversion=3.6_DP1
  121. Affected versionversion=3.7.0
  122. Affected versionversion=3.7.0 Update 03
  123. Affected versionversion=3.7.1
  124. Affected versionversion=3.7.1 Update 01
  125. Affected versionversion=3.7.1 Update 02
  126. Affected versionversion=3.7.1 Update 03
  127. Affected versionversion=3.7.1 Update 04
  128. Affected versionversion=3.7.1 Update 05
  129. Affected versionversion=3.7.1 Update 06
  130. Affected versionversion=3.7.1 Update 07
  131. Affected versionversion=3.7_DP1
  132. Affected versionversion=3.7_DP2
  133. Affected versionversion=3.8.0
  134. Affected versionversion=3.8.0-FED
  135. Affected versionversion=3.8.0 Update 01
  136. Affected versionversion=3.8.0 Update 02
  137. Affected versionversion=3.8.1
  138. Affected versionversion=3.8.1 Update 01
  139. Affected versionversion=3.8.1 Update 02
  140. Affected versionversion=3.8.1 Update 03
  141. Affected versionversion=3.8.1 Update 04
  142. Affected versionversion=3.8_DP1
  143. Affected versionversion=3.9.0
  144. Affected versionversion=3.9.0 Update 01
  145. Affected versionversion=3.9.1
  146. Affected versionversion=3.9.1 Update 01
  147. Affected versionversion=3.9.1 Update 02
  148. Affected versionversion=3.9.1 Update 03
  149. Affected versionversion=3.9.1 Update 04
  150. Affected versionversion=3.9_DP1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

ClamAV · Cisco Prime Infrastructureversion=2.0.0; version=2.0.10; version=2.0.39; version=2.1; version=2.1.0; version=2.1.1; version=2.1.2; version=2.1.56; version=2.2; version=2.2.0; version=2.2.1; version=2.2.10; version=2.2.1 Update 01; version=2.2.2; version=2.2.2 Update 03; version=2.2.2 Update 04; version=2.2.3; version=2.2.3 Update 02; version=2.2.3 Update 03; version=2.2.3 Update 04; version=2.2.3 Update 05; version=2.2.3 Update 06; version=2.2.4; version=2.2.5; version=2.2.7; version=2.2.8; version=2.2.9; version=3.0.0; version=3.0.1; version=3.0.2; version=3.0.3; version=3.0.4; version=3.0.5; version=3.0.6; version=3.0.7; version=3.10; version=3.1.0; version=3.10.0; version=3.10.1; version=3.10.2; version=3.10.3; version=3.10.4; version=3.10.4 Update 01; version=3.10.4 Update 02; version=3.10.4 Update 03; version=3.10.5; version=3.10.6; version=3.10.6 Update 01; version=3.10_DP1; version=3.10 Update 01; version=3.1.1; version=3.1.2; version=3.1.3; version=3.1.4; version=3.1.5; version=3.1.6; version=3.1.7; version=3.1_DP10; version=3.1_DP11; version=3.1_DP12; version=3.1_DP13; version=3.1_DP14; version=3.1_DP15; version=3.1_DP16; version=3.1_DP4; version=3.1_DP5; version=3.1_DP6; version=3.1_DP7; version=3.1_DP8; version=3.1_DP9; version=3.2; version=3.2.0-FIPS; version=3.2.1; version=3.2.2; version=3.2_DP1; version=3.2_DP2; version=3.2_DP3; version=3.2_DP4; version=3.3.0; version=3.3.0 Update 01; version=3.3.1; version=3.3_DP1; version=3.3_DP2; version=3.3_DP3; version=3.3_DP4; version=3.4.0; version=3.4.1; version=3.4.1 Update 01; version=3.4.1 Update 02; version=3.4.2; version=3.4.2 Update 01; version=3.4_DP1; version=3.4_DP10; version=3.4_DP11; version=3.4_DP2; version=3.4_DP3; version=3.4_DP4; version=3.4_DP5; version=3.4_DP6; version=3.4_DP7; version=3.4_DP8; version=3.4_DP9; version=3.5.0; version=3.5.0 Update 01; version=3.5.0 Update 02; version=3.5.0 Update 03; version=3.5.1; version=3.5.1 Update 01; version=3.5.1 Update 02; version=3.5.1 Update 03; version=3.5_DP1; version=3.5_DP2; version=3.5_DP3; version=3.5_DP4; version=3.6.0; version=3.6.0 Update 01; version=3.6.0 Update 02; version=3.6.0 Update 03; version=3.6.0 Update 04; version=3.6_DP1; version=3.7.0; version=3.7.0 Update 03; version=3.7.1; version=3.7.1 Update 01; version=3.7.1 Update 02; version=3.7.1 Update 03; version=3.7.1 Update 04; version=3.7.1 Update 05; version=3.7.1 Update 06; version=3.7.1 Update 07; version=3.7_DP1; version=3.7_DP2; version=3.8.0; version=3.8.0-FED; version=3.8.0 Update 01; version=3.8.0 Update 02; version=3.8.1; version=3.8.1 Update 01; version=3.8.1 Update 02; version=3.8.1 Update 03; version=3.8.1 Update 04; version=3.8_DP1; version=3.9.0; version=3.9.0 Update 01; version=3.9.1; version=3.9.1 Update 01; version=3.9.1 Update 02; version=3.9.1 Update 03; version=3.9.1 Update 04; version=3.9_DP1

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/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-798Use of Hard-coded Credentials
T1203Exploitation for Client Execution

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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