Medium
Cisco NX-OS Software Python Sandbox Escape Vulnerability
A vulnerability in the Python interpreter of Cisco NX-OS Software could allow an authenticated, local attacker with low privileges to escape the Python sandbox and gain unauthorized access to the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by manipulating specific functions within the Python interpreter. A successful exploit could allow an attacker to escape the Python sandbox and execute arbitrary commands on the underlying operating system with the privileges of the authenticated user.
Announced Source revision 1
Original source ↗CVE-2026-20032
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-20032
Cisco NX-OS Software
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Cisco",
"product": "Cisco NX-OS Software",
"versions": [
{
"status": "affected",
"version": "8.2(5)"
},
{
"status": "affected",
"version": "7.3(5)D1(1)"
},
{
"status": "affected",
"version": "8.4(2)"
},
{
"status": "affected",
"version": "8.4(3)"
},
{
"status": "affected",
"version": "9.2(3)"
},
{
"status": "affected",
"version": "8.2(1)"
},
{
"status": "affected",
"version": "7.3(1)D1(1)"
},
{
"status": "affected",
"version": "9.2(2v)"
},
{
"status": "affected",
"version": "7.3(0)D1(1)"
},
{
"status": "affected",
"version": "7.3(4)D1(1)"
},
{
"status": "affected",
"version": "9.2(1)"
},
{
"status": "affected",
"version": "9.2(2t)"
},
{
"status": "affected",
"version": "9.2(3y)"
},
{
"status": "affected",
"version": "9.3(2)"
},
{
"status": "affected",
"version": "7.3(1)DY(1)"
},
{
"status": "affected",
"version": "8.1(1)"
},
{
"status": "affected",
"version": "8.2(2)"
},
{
"status": "affected",
"version": "8.3(2)"
},
{
"status": "affected",
"version": "7.3(2)D1(3a)"
},
{
"status": "affected",
"version": "9.2(4)"
},
{
"status": "affected",
"version": "8.1(2)"
},
{
"status": "affected",
"version": "7.3(3)D1(1)"
},
{
"status": "affected",
"version": "8.2(3)"
},
{
"status": "affected",
"version": "8.3(1)"
},
{
"status": "affected",
"version": "8.4(1)"
},
{
"status": "affected",
"version": "8.1(1b)"
},
{
"status": "affected",
"version": "7.3(0)DX(1)"
},
{
"status": "affected",
"version": "7.3(2)D1(1)"
},
{
"status": "affected",
"version": "9.3(1)"
},
{
"status": "affected",
"version": "7.3(2)D1(2)"
},
{
"status": "affected",
"version": "8.2(4)"
},
{
"status": "affected",
"version": "7.3(0)DY(1)"
},
{
"status": "affected",
"version": "9.3(1z)"
},
{
"status": "affected",
"version": "9.2(2)"
},
{
"status": "affected",
"version": "8.1(2a)"
},
{
"status": "affected",
"version": "7.3(2)D1(3)"
},
{
"status": "affected",
"version": "8.1(1a)"
},
{
"status": "affected",
"version": "8.4(1a)"
},
{
"status": "affected",
"version": "9.3(3)"
},
{
"status": "affected",
"version": "7.3(2)D1(1d)"
},
{
"status": "affected",
"version": "9.3(4)"
},
{
"status": "affected",
"version": "7.3(6)D1(1)"
},
{
"status": "affected",
"version": "8.2(6)"
},
{
"status": "affected",
"version": "9.3(5)"
},
{
"status": "affected",
"version": "8.4(2a)"
},
{
"status": "affected",
"version": "8.4(2b)"
},
{
"status": "affected",
"version": "8.5(1)"
},
{
"status": "affected",
"version": "9.3(6)"
},
{
"status": "affected",
"version": "8.4(4)"
},
{
"status": "affected",
"version": "7.3(7)D1(1)"
},
{
"status": "affected",
"version": "8.4(2c)"
},
{
"status": "affected",
"version": "9.3(5w)"
},
{
"status": "affected",
"version": "8.2(7)"
},
{
"status": "affected",
"version": "9.3(7)"
},
{
"status": "affected",
"version": "9.3(7k)"
},
{
"status": "affected",
"version": "7.3(8)D1(1)"
},
{
"status": "affected",
"version": "9.3(7a)"
},
{
"status": "affected",
"version": "8.2(7a)"
},
{
"status": "affected",
"version": "9.3(8)"
},
{
"status": "affected",
"version": "8.4(4a)"
},
{
"status": "affected",
"version": "8.4(2d)"
},
{
"status": "affected",
"version": "8.4(5)"
},
{
"status": "affected",
"version": "8.2(8)"
},
{
"status": "affected",
"version": "9.3(9)"
},
{
"status": "affected",
"version": "7.3(9)D1(1)"
},
{
"status": "affected",
"version": "8.4(6)"
},
{
"status": "affected",
"version": "8.4(2e)"
},
{
"status": "affected",
"version": "9.3(10)"
},
{
"status": "affected",
"version": "9.2(1a)"
},
{
"status": "affected",
"version": "8.2(9)"
},
{
"status": "affected",
"version": "10.3(1)"
},
{
"status": "affected",
"version": "8.4(7)"
},
{
"status": "affected",
"version": "10.3(2)"
},
{
"status": "affected",
"version": "8.4(6a)"
},
{
"status": "affected",
"version": "9.3(11)"
},
{
"status": "affected",
"version": "10.3(3)"
},
{
"status": "affected",
"version": "9.4(1)"
},
{
"status": "affected",
"version": "9.3(2a)"
},
{
"status": "affected",
"version": "8.4(2f)"
},
{
"status": "affected",
"version": "8.2(10)"
},
{
"status": "affected",
"version": "9.3(12)"
},
{
"status": "affected",
"version": "10.4(1)"
},
{
"status": "affected",
"version": "8.4(8)"
},
{
"status": "affected",
"version": "10.3(99w)"
},
{
"status": "affected",
"version": "10.3(3w)"
},
{
"status": "affected",
"version": "10.3(99x)"
},
{
"status": "affected",
"version": "10.3(3o)"
},
{
"status": "affected",
"version": "8.4(9)"
},
{
"status": "affected",
"version": "10.3(4)"
},
{
"status": "affected",
"version": "10.3(3p)"
},
{
"status": "affected",
"version": "10.3(4a)"
},
{
"status": "affected",
"version": "9.4(1a)"
},
{
"status": "affected",
"version": "10.4(2)"
},
{
"status": "affected",
"version": "10.3(3q)"
},
{
"status": "affected",
"version": "9.3(13)"
},
{
"status": "affected",
"version": "8.2(11)"
},
{
"status": "affected",
"version": "9.4(2)"
},
{
"status": "affected",
"version": "10.3(5)"
},
{
"status": "affected",
"version": "10.4(3)"
},
{
"status": "affected",
"version": "10.3(3x)"
},
{
"status": "affected",
"version": "10.3(4g)"
},
{
"status": "affected",
"version": "10.5(1)"
},
{
"status": "affected",
"version": "8.4(10)"
},
{
"status": "affected",
"version": "9.4(2a)"
},
{
"status": "affected",
"version": "10.3(3r)"
},
{
"status": "affected",
"version": "10.3(6)"
},
{
"status": "affected",
"version": "9.3(14)"
},
{
"status": "affected",
"version": "10.4(4)"
},
{
"status": "affected",
"version": "10.3(4h)"
},
{
"status": "affected",
"version": "10.5(2)"
},
{
"status": "affected",
"version": "8.4(11)"
},
{
"status": "affected",
"version": "9.4(3)"
},
{
"status": "affected",
"version": "10.3(7)"
},
{
"status": "affected",
"version": "10.4(5)"
},
{
"status": "affected",
"version": "10.5(3)"
},
{
"status": "affected",
"version": "9.3(15)"
},
{
"status": "affected",
"version": "9.4(3a)"
},
{
"status": "affected",
"version": "10.4(4g)"
},
{
"status": "affected",
"version": "10.5(4)"
},
{
"status": "affected",
"version": "9.4(3b)"
},
{
"status": "affected",
"version": "8.4(12)"
},
{
"status": "affected",
"version": "10.6(1)"
},
{
"status": "affected",
"version": "10.5(3t)"
},
{
"status": "affected",
"version": "10.3(8)"
},
{
"status": "affected",
"version": "10.4(6)"
},
{
"status": "affected",
"version": "10.5(3s)"
},
{
"status": "affected",
"version": "10.5(3e)"
},
{
"status": "affected",
"version": "9.4(4)"
},
{
"status": "affected",
"version": "10.5(3o)"
},
{
"status": "affected",
"version": "9.3(16)"
},
{
"status": "affected",
"version": "10.6(1s)"
},
{
"status": "affected",
"version": "10.6(2)"
},
{
"status": "affected",
"version": "10.5(3p)"
},
{
"status": "affected",
"version": "9.4(5)"
},
{
"status": "affected",
"version": "10.3(9)"
},
{
"status": "affected",
"version": "10.6(2s)"
},
{
"status": "affected",
"version": "8.4(13)"
},
{
"status": "affected",
"version": "10.6(3)"
},
{
"status": "affected",
"version": "10.4(7)"
},
{
"status": "affected",
"version": "10.5(5)"
},
{
"status": "affected",
"version": "9.3(17)"
},
{
"status": "affected",
"version": "10.6(2n)"
},
{
"status": "affected",
"version": "10.6(3s)"
}
],
"defaultStatus": "unknown"
}
]- Related CVEs
- CVE-2026-20032
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #12190 · Revision 1
- Added to Heist Feed
- Publisher date