Vulnerability · Published Apr 1, 2026 · Assigned by cisco
CVE-2026-20093Cisco Integrated Management Controller Authentication Bypass Vulnerability
Critical 9.8
In plain English
A critical-severity improper input validation in Cisco Enterprise NFV Infrastructure Software from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco Enterprise NFV Infrastructure Software | 4.1.13.9.13.5.23.12.23.6.23.9.23.11.33.11.1 |
| 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) |
| Cisco | Cisco Unified Computing System E-Series Software (UCSE) | 3.2.73.2.63.2.43.2.103.2.23.2.32.4.03.2.1 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H