CVE-2025-20274Network attack vector

Root command execution via insufficient upload validation

Published Jul 16, 2025 · Updated Feb 26, 2026

Arbitrary file upload in Cisco Unified Intelligence Center and Unified CCX allows remote authenticated users to execute commands as root. The web-based management interface improperly validates uploaded files, allowing malicious content to be stored and invoked by the operating system. A valid account with at least the Report Designer role is required, and successful exploitation elevates privileges to root.

CVSS severity6.3
Medium
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Arbitrary file upload in Cisco Unified Intelligence Center and Unified CCX allows remote authenticated users to execute commands as root. The web-based management interface improperly validates uploaded files, allowing malicious content to be stored and invoked by the operating system. A valid account with at least the Report Designer role is required, and successful exploitation elevates privileges to root.

The record

CVE
CVE-2025-20274
Published
Jul 16, 2025
Updated
Feb 26, 2026
Vendor
ClamAV
Product
Cisco Unified Contact Center Express
Classifications
CWE-434, T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 16, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 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=10.5(1)
  2. Affected versionversion=10.5(1)SU1
  3. Affected versionversion=10.5(1)SU1ES10
  4. Affected versionversion=10.6(1)
  5. Affected versionversion=10.6(1)SU1
  6. Affected versionversion=10.6(1)SU2
  7. Affected versionversion=10.6(1)SU2ES04
  8. Affected versionversion=10.6(1)SU3
  9. Affected versionversion=10.6(1)SU3ES01
  10. Affected versionversion=10.6(1)SU3ES02
  11. Affected versionversion=10.6(1)SU3ES03
  12. Affected versionversion=11.0(1)SU1
  13. Affected versionversion=11.0(1)SU1ES02
  14. Affected versionversion=11.0(1)SU1ES03
  15. Affected versionversion=11.5(1)ES01
  16. Affected versionversion=11.5(1)SU1
  17. Affected versionversion=11.5(1)SU1ES01
  18. Affected versionversion=11.5(1)SU1ES02
  19. Affected versionversion=11.5(1)SU1ES03
  20. Affected versionversion=11.6(1)
  21. Affected versionversion=11.6(1)ES01
  22. Affected versionversion=11.6(1)ES02
  23. Affected versionversion=11.6(2)
  24. Affected versionversion=11.6(2)ES01
  25. Affected versionversion=11.6(2)ES02
  26. Affected versionversion=11.6(2)ES03
  27. Affected versionversion=11.6(2)ES04
  28. Affected versionversion=11.6(2)ES05
  29. Affected versionversion=11.6(2)ES06
  30. Affected versionversion=11.6(2)ES07
  31. Affected versionversion=11.6(2)ES08
  32. Affected versionversion=12.0(1)
  33. Affected versionversion=12.0(1)ES01
  34. Affected versionversion=12.0(1)ES02
  35. Affected versionversion=12.0(1)ES03
  36. Affected versionversion=12.0(1)ES04
  37. Affected versionversion=12.5(1)
  38. Affected versionversion=12.5(1)ES01
  39. Affected versionversion=12.5(1)ES02
  40. Affected versionversion=12.5(1)ES03
  41. Affected versionversion=12.5(1)_SU01_ES01
  42. Affected versionversion=12.5(1)_SU01_ES02
  43. Affected versionversion=12.5(1)_SU01_ES03
  44. Affected versionversion=12.5(1)_SU02_ES01
  45. Affected versionversion=12.5(1)_SU02_ES02
  46. Affected versionversion=12.5(1)_SU02_ES03
  47. Affected versionversion=12.5(1)_SU02_ES04
  48. Affected versionversion=12.5(1)_SU03_ES01
  49. Affected versionversion=12.5(1)_SU03_ES02
  50. Affected versionversion=12.5(1)_SU03_ES03
  51. Affected versionversion=12.5(1)_SU03_ES04
  52. Affected versionversion=12.5(1)_SU03_ES05
  53. Affected versionversion=12.5(1)_SU03_ES06
  54. Affected versionversion=12.5(1)SU1
  55. Affected versionversion=12.5(1)SU2
  56. Affected versionversion=12.5(1)SU3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

ClamAV · Cisco Unified Contact Center Expressversion=10.5(1); version=10.5(1)SU1; version=10.5(1)SU1ES10; version=10.6(1); version=10.6(1)SU1; version=10.6(1)SU2; version=10.6(1)SU2ES04; version=10.6(1)SU3; version=10.6(1)SU3ES01; version=10.6(1)SU3ES02; version=10.6(1)SU3ES03; version=11.0(1)SU1; version=11.0(1)SU1ES02; version=11.0(1)SU1ES03; version=11.5(1)ES01; version=11.5(1)SU1; version=11.5(1)SU1ES01; version=11.5(1)SU1ES02; version=11.5(1)SU1ES03; version=11.6(1); version=11.6(1)ES01; version=11.6(1)ES02; version=11.6(2); version=11.6(2)ES01; version=11.6(2)ES02; version=11.6(2)ES03; version=11.6(2)ES04; version=11.6(2)ES05; version=11.6(2)ES06; version=11.6(2)ES07; version=11.6(2)ES08; version=12.0(1); version=12.0(1)ES01; version=12.0(1)ES02; version=12.0(1)ES03; version=12.0(1)ES04; version=12.5(1); version=12.5(1)ES01; version=12.5(1)ES02; version=12.5(1)ES03; version=12.5(1)_SU01_ES01; version=12.5(1)_SU01_ES02; version=12.5(1)_SU01_ES03; version=12.5(1)_SU02_ES01; version=12.5(1)_SU02_ES02; version=12.5(1)_SU02_ES03; version=12.5(1)_SU02_ES04; version=12.5(1)_SU03_ES01; version=12.5(1)_SU03_ES02; version=12.5(1)_SU03_ES03; version=12.5(1)_SU03_ES04; version=12.5(1)_SU03_ES05; version=12.5(1)_SU03_ES06; version=12.5(1)SU1; version=12.5(1)SU2; version=12.5(1)SU3
ClamAV · Cisco Unified Intelligence Centerversion=10.5(1); version=11.0(1); version=11.0(2); version=11.0(3); version=11.5(1); version=11.6(1); version=12.0(1); version=12.5(1); version=12.5(1)SU; version=12.5(2)ET_CSCwi79933; version=12.6(1); version=12.6(1)_ES05_ET; version=12.6(1)_ET; version=12.6.1_ExcelIssue_ET; version=12.6(2); version=12.6(2)_504_Issue_ET; version=12.6.2_Amq_OOS_ET; version=12.6.2_CSCwk19536_ET; version=12.6.2_CSCwm96922_ET; version=12.6.2_CSCwn48501_ET; version=12.6(2)_ET; version=12.6(2)_Permalink_ET

Published CVSS scores

6.3CiscoCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1068Exploitation for Privilege Escalation

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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