🔐 CVE Alert

CVE-2026-20093

CRITICAL 9.8

Cisco Integrated Management Controller Authentication Bypass Vulnerability

CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th

A vulnerability in the change password functionality of Cisco Integrated Management Controller (IMC) could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system as Admin. This vulnerability is due to incorrect handling of password change requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to bypass authentication, alter the passwords of any user on the system, including an Admin user, and gain access to the system as that user.

CWE CWE-20
Vendor cisco
Product cisco enterprise nfv infrastructure software
Ecosystems
Industries
NetworkingTelecommunications
Published Apr 1, 2026
Last Updated Apr 2, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

Cisco / Cisco Enterprise NFV Infrastructure Software
4.1.1 3.9.1 3.5.2 3.12.2 3.6.2 3.9.2 3.11.3 3.11.1 3.5.1 3.3.1 3.10.2 3.12.1b 3.4.1 3.12.1a 3.6.3 3.8.1 3.11.2 3.12.1 3.12.3 3.10.1 3.6.1 3.10.3 3.7.1 4.1.2 4.2.1 4.2.2 4.4.1 4.4.2 4.5.1 4.4.3 4.6.1 4.7.1 4.6.2-FC2 4.6.2-FC3 4.6.2 4.8.1 4.8.2 4.9.1 4.6.3 4.9.2-FC5 4.9.2 4.10.1 4.9.3 4.11.1 4.9.4 4.12.1 4.6.4 4.12.2 4.13.1 4.9.4-ES8 4.9.5 4.12.3 4.6.5-ES1 4.9.4-ES9 4.14.1 4.6.3-FC4 4.9.4-FC3 4.12.4 4.15.1 4.9.6 4.16.1 4.15.2 4.12.5 4.15.3 4.15.4 4.18.1 4.12.6 4.18.2 4.18.2a
Cisco / Cisco Unified Computing System (Standalone)
4.0(2g) 3.1(2i) 3.1(1d) 4.0(4i) 4.1(1c) 4.0(2c) 4.0(1e) 4.0(2h) 4.0(4h) 4.0(1h) 4.0(2l) 3.1(3g) 4.0(1.240) 4.0(2f) 4.0(1g) 4.0(2i) 3.1(3i) 4.0(4d) 4.1(1d) 3.1(3c) 4.0(4k) 3.1(2d) 3.1(3a) 3.1(3j) 4.0(2d) 4.1(1f) 4.0(1c) 4.0(4f) 4.0(4c) 3.1(3d) 3.1(2g) 3.1(2c) 4.0(1d) 3.1(2e) 4.0(1a) 4.0(1b) 3.1(3b) 4.0(4b) 3.1(2b) 4.0(4e) 3.1(3h) 4.0(4l) 4.1(1g) 4.1(2a) 4.0(2n) 4.1(1h) 3.1(3k) 4.1(2b) 4.0(2o) 4.0(4m) 4.1(2d) 4.1(3b) 4.0(2p) 4.1(2e) 4.1(2f) 4.0(4n) 4.0(2q) 4.1(3c) 4.0(2r) 4.1(3d) 4.1(2g) 4.1(2h) 4.1(3f) 4.1(2j) 4.1(2k) 4.1(3h) 4.2(2a) 4.1(3i) 4.2(2f) 4.2(2g) 4.2(3b) 4.1(3l) 4.2(3d) 4.3(1.230097) 4.2(1e) 4.2(1b) 4.2(1j) 4.2(1i) 4.2(1f) 4.2(1a) 4.2(1c) 4.2(1g) 4.3(1.230124) 4.1(2l) 4.2(3e) 4.3(1.230138) 4.2(3g) 4.3(2.230207) 4.2(3h) 4.2(3i) 4.3(2.230270) 4.1(3m) 4.1(2m) 4.3(2.240002) 4.3(3.240022) 4.2(3j) 4.1(3n) 4.3(2.240009) 4.3(3.240043) 4.3(4.240142) 4.3(2.240037) 4.3(2.240053) 4.3(4.240152) 4.2(3l) 4.3(2.240077) 4.3(4.242028) 4.3(4.241063) 4.3(4.242038) 4.2(3m) 4.3(2.240090) 4.3(5.240021) 4.3(2.240107) 4.3(4.242066) 4.2(3n) 4.3(5.250001) 4.2(3o) 4.3(2.250016) 4.3(2.250021) 4.3(5.250030) 4.3(2.250022) 4.3(6.250040) 4.3(5.250033) 4.3(6.250044) 4.3(6.250053) 4.3(2.250037) 4.3(2.250045) 4.3(4.252001) 4.3(4.252002) 6.0(1.250127) 4.2(3p) 6.0(1.250131) 4.3(6.250101) 4.3(6.250117) 4.3(5.250043) 4.3(6.250039) 4.3(5.250045) 4.3(6.250060) 6.0(1.250130) 4.3(4.241014) 4.3(2.250063) 4.3(6.260003)
Cisco / Cisco Unified Computing System E-Series Software (UCSE)
3.2.7 3.2.6 3.2.4 3.2.10 3.2.2 3.2.3 2.4.0 3.2.1 3.2.11.1 3.2.8 3.1.1 3.0.2 2.1.0 2.2.2 3.1.2 3.0.1 2.3.2 2.3.5 2.2.1 3.1.4 2.4.1 2.3.1 3.1.3 2.3.3 2.4.2 3.1.5 3.1.0 2.0.0 3.2.11.3 3.2.11.5 3.2.12.2 3.2.13.6 3.2.14 4.11.1 3.2.15 4.12.1 3.2.15.3 4.12.2 3.2.16.1 4.00 4.15.2 4.02

References

NVD ↗ CVE.org ↗ EPSS Data ↗
sec.cloudapps.cisco.com: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cimc-auth-bypass-AgG2BxTn