CVE-2026-20096 DetailsDescription A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with admin-level privileges to perform command injection attacks on an affected system and execute arbitrary commands as the root user.
This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending crafted commands to the web-based management interface of the affected software. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user. Cisco has assigned this vulnerability a Security Impact Rating (SIR) of High, rather than Medium as the score indicates, because additional security implications could occur once the attacker has become root.
A command injection vulnerability has been identified in the web-based management interface of Cisco Integrated Management Controller (IMC). This vulnerability allows an authenticated, remote attacker with admin-level privileges to execute arbitrary commands on the underlying operating system as the root user. The issue arises from improper validation of user-supplied input, enabling attackers to send crafted commands that are executed with elevated privileges.
Cisco has released software updates to address this vulnerability. For instructions on upgrading, refer to the Cisco Security Vulnerability Policy and consult the Cisco Technical Assistance Center (TAC) if needed.
Show AI summary Metrics CVSS Version 4.0 CVSS Version 3.x CVSS Version 2.0 SSVC
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 1, 2026 Exploitation: NoneAutomatable: NoTechnical Impact: Total
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Weakness Enumeration CWE-ID CWE Name Source CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection') [email protected]
Affected Products Product Versions cisco enterprise nfv infrastructure software 3.3.1
3.4.1
3.5.1
3.5.2
3.6.1
3.6.2
3.6.3
3.7.1
3.8.1
3.9.1
3.9.2
3.10.1
3.10.2
3.10.3
3.11.1
3.11.2
3.11.3
3.12.1
3.12.1a
3.12.1b
3.12.2
3.12.3
4.1.1
4.1.2
4.2.1
4.2.2
4.4.1
4.4.2
4.4.3
4.5.1
4.6.1
4.6.2
4.6.2-fc2
4.6.2-fc3
4.6.3
4.6.3-fc4
4.6.4
4.6.5-es1
4.7.1
4.8.1
4.8.2
4.9.1
4.9.2
4.9.2-fc5
4.9.3
4.9.4
4.9.4-es8
4.9.4-es9
4.9.4-fc3
4.9.5
4.9.6
4.10.1
4.11.1
4.12.1
4.12.2
4.12.3
4.12.4
4.12.5
4.12.6
4.13.1
4.14.1
4.15.1
4.15.2
4.15.3
4.15.4
4.16.1
4.18.1
4.18.2
4.18.2a
Viewing 5 of 69 versions. View all CPE cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.3.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.4.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.5.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.5.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.6.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.6.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.6.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.7.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.8.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.9.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.9.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.10.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.10.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.10.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.11.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.11.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.11.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.12.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.12.1a:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.12.1b:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.12.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.12.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.1.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.1.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.2.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.2.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.4.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.4.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.4.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.5.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.2-fc2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.2-fc3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.3-fc4:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.4:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.6.5-es1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.7.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.8.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.8.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.2-fc5:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.4:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.4-es8:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.4-es9:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.4-fc3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.5:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.9.6:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.10.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.11.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.12.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.12.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.12.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.12.4:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.12.5:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.12.6:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.13.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.14.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.15.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.15.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.15.3:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.15.4:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.16.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.18.1:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.18.2:*:*:*:*:*:*:* cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:4.18.2a:*:*:*:*:*:*:* Remediation No remediation found in references. cisco unified computing system 3.1(1d)
3.1(2b)
3.1(2c)
3.1(2d)
3.1(2e)
3.1(2g)
3.1(2i)
3.1(3a)
3.1(3b)
3.1(3c)
3.1(3d)
3.1(3g)
3.1(3h)
3.1(3i)
3.1(3j)
3.1(3k)
4.0(1.240)
4.0(1a)
4.0(1b)
4.0(1c)
4.0(1d)
4.0(1e)
4.0(1g)
4.0(1h)
4.0(2c)
4.0(2d)
4.0(2f)
4.0(2g)
4.0(2h)
4.0(2i)
4.0(2k)
4.0(2l)
4.0(2m)
4.0(2n)
4.0(2o)
4.0(2p)
4.0(2q)
4.0(2r)
4.0(4b)
4.0(4c)
4.0(4d)
4.0(4e)
4.0(4f)
4.0(4h)
4.0(4i)
4.0(4j)
4.0(4k)
4.0(4l)
4.0(4m)
4.0(4n)
4.1(1c)
4.1(1d)
4.1(1f)
4.1(1g)
4.1(1h)
4.1(2a)
4.1(2b)
4.1(2d)
4.1(2e)
4.1(2f)
4.1(2g)
4.1(2h)
4.1(2j)
4.1(2k)
4.1(2l)
4.1(2m)
4.1(3b)
4.1(3c)
4.1(3d)
4.1(3f)
4.1(3g)
4.1(3h)
4.1(3i)
4.1(3l)
4.1(3m)
4.1(3n)
4.2(1a)
4.2(1b)
4.2(1c)
4.2(1e)
4.2(1f)
4.2(1g)
4.2(1i)
4.2(1j)
4.2(2a)
4.2(2f)
4.2(2g)
4.2(3b)
4.2(3d)
4.2(3e)
4.2(3g)
4.2(3h)
4.2(3i)
4.2(3j)
4.2(3k)
4.2(3l)
4.2(3m)
4.2(3n)
4.2(3o)
4.2(3p)
4.3(1.230097)
4.3(1.230124)
4.3(1.230138)
4.3(2.230207)
4.3(2.230270)
4.3(2.240002)
4.3(2.240009)
4.3(2.240037)
4.3(2.240053)
4.3(2.240077)
4.3(2.240090)
4.3(2.240107)
4.3(2.250016)
4.3(2.250021)
4.3(2.250022)
4.3(2.250037)
4.3(2.250045)
4.3(2.250063)
4.3(3.240022)
4.3(3.240041)
4.3(3.240043)
4.3(4.240142)
4.3(4.240152)
4.3(4.241014)
4.3(4.241063)
4.3(4.242028)
4.3(4.242038)
4.3(4.242066)
4.3(4.252001)
4.3(4.252002)
4.3(5.240021)
4.3(5.250001)
4.3(5.250030)
4.3(5.250033)
4.3(5.250043)
4.3(5.250045)
4.3(6.250039)
4.3(6.250040)
4.3(6.250044)
4.3(6.250053)
4.3(6.250060)
4.3(6.250101)
4.3(6.250117)
4.3(6.260003)
6.0(1.250127)
6.0(1.250130)
6.0(1.250131)
6.0(1.250174)
6.0(1.250192)
6.0(1.250194)
Viewing 5 of 150 versions. View all Remediation No remediation found in references. cisco unified computing system e-series software 2.0.0
2.1.0
2.2.1
2.2.2
2.3.1
2.3.2
2.3.3
2.3.5
2.4.0
2.4.1
2.4.2
3.0.1
3.0.2
3.1.0
3.1.1
3.1.2
3.1.3
3.1.4
3.1.5
3.2.1
3.2.2
3.2.3
3.2.4
3.2.6
3.2.7
3.2.8
3.2.10
3.2.11.1
3.2.11.3
3.2.11.5
3.2.12.2
3.2.13.6
3.2.14
3.2.15
3.2.15.3
3.2.16.1
4.00
4.02
4.11.1
4.12.1
4.12.2
4.15.2
Viewing 5 of 42 versions. View all CPE cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.0.0:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.1.0:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.2.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.2.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.3.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.3.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.3.3:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.3.5:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.4.0:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.4.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:2.4.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.0.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.0.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.1.0:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.1.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.1.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.1.3:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.1.4:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.1.5:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.3:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.4:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.6:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.7:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.8:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.10:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.11.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.11.3:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.11.5:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.12.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.13.6:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.14:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.15:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.15.3:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:3.2.16.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:4.00:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:4.02:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:4.11.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:4.12.1:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:4.12.2:*:*:*:*:*:*:* cpe:2.3:o:cisco:unified_computing_system_e-series_software:4.15.2:*:*:*:*:*:*:* Remediation No remediation found in references.
Change History 4 change records found show changes