CVE-2026-73777: hewlett packard enterprise (hpe) aos-cx Improper Authentication
CVSS: 8.1v3.1HighAnalyzed
Published 01-09-2026Last modified 03-09-2026
Vulnerability summary
CVE-2026-73777 is a high (CVSS 8.1) Improper Authentication vulnerability in hewlett packard enterprise (hpe) aos-cx. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 38.4% of scored vulnerabilities.
CVSS score
8.1/10
010
High · v3.1 (CVE.org)EPSS score
0.46%
0%100%
Low · +0.19 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 01-09-2026PublishedVulnerability first disclosed.
- 03-09-2026Last modifiedVulnerability information updated.
Description
Vulnerabilities have been identified in the API endpoint of AOS-CX switches that could potentially allow an unauthenticated remote actor to circumvent existing authentication controls.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST8.1HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.46%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
+0.19 pp
From 0.27% on 21-09-2026
21-09-202621-10-2026
EPSS score0.46%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Hewlett packard enterprise (hpe)1 product
- aos-cx≥ 10.18.0000, ≤ 10.18.0001 | ≥ 10.17.0000, ≤ 10.17.1021 | ≥ 10.16.0000, ≤ 10.16.1051 | ≥ 10.13.0000, ≤ 10.13.1180 | ≥ 10.10.0000, ≤ 10.10.1180
Hpe1 product
- arubaos-cx≤ 10.10.1180 | ≥ 10.13.0000, ≤ 10.13.1180 | ≥ 10.16.0000, ≤ 10.16.1051 | ≥ 10.17.0000, ≤ 10.17.1021 | 10.18.0001
2 vendors · 2 products