CVE-2026-73720: arubanetworks fabric_composer OS Command Injection
CVSS: 7.2v3.1HighModified
Published 01-09-2026Last modified 02-09-2026
Vulnerability summary
CVE-2026-73720 is a high (CVSS 7.2) OS Command Injection vulnerability in arubanetworks fabric_composer. EPSS estimates a 1.06% chance of exploitation in the next 30 days, higher than 63.9% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v3.1 (CVE.org)EPSS score
1.06%
0%100%
Low · +0.36 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 01-09-2026PublishedVulnerability first disclosed.
- 02-09-2026Last modifiedVulnerability information updated.
Description
Insecure file operations in the API of HPE Networking Fabric Composer could allow an authenticated remote attacker to achieve remote code execution. Successful exploitation could allow an attacker to execute arbitrary commands as a privileged user on the underlying operating system.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.2HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
1.06%
Chance of exploitation in the next 30 days
Percentile
64%
Versus all other CVEs
30-day change
+0.36 pp
From 0.70% on 19-09-2026
19-09-202619-10-2026
EPSS score1.06%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
- CWE-73External Control of File Name or PathThe product allows user input to control or influence paths or file names that are used in filesystem operations.
Affected systems
Arubanetworks1 product
- fabric_composer< 7.3.4
Hewlett packard enterprise (hpe)1 product
- fabric composer≥ 7.0.0, ≤ 7.3.3
2 vendors · 2 products