CVE WatchAug 5, 2026

CVE-2023-28461

Array Networks AG and vxAG ArrayOS Missing Authentication for Critical Function Vulnerability

CVSS

9.8

Critical

EPSS

68.1%

p99

KEV

YES

Nov 25, 2024

Exploit Today

0-100

Published: Mar 15, 2023 · Last modified: Aug 5, 2026 · CWE-287 · CWE-306

EPSS · 30d

67.9%EPSS · 30 days68.1%

2026-08-022026-08-31

KEV catalog record

Product

Array Networks / AG/vxAG ArrayOS

Vulnerability

Array Networks AG and vxAG ArrayOS Missing Authentication for Critical Function Vulnerability

Added to KEV

Nov 25, 2024

Remediate by

Dec 16, 2024

Known ransomware use

Yes

Summary description

Array Networks AG and vxAG ArrayOS contain a missing authentication for critical function vulnerability that allows an attacker to read local files and execute code on the SSL VPN gateway.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes

https://support.arraynetworks.net/prx/001/http/supportportal.arraynetworks.net/documentation/FieldNotice/Array_Networks_Security_Advisory_for_Remote_Code_Execution_Vulnerability_AG.pdf ; https://nvd.nist.gov/vuln/detail/CVE-2023-28461

Technical description

Array Networks Array AG Series and vxAG (9.4.0.481 and earlier) allow remote code execution. An attacker can browse the filesystem on the SSL VPN gateway using a flags attribute in an HTTP header without authentication. The product could then be exploited through a vulnerable URL. The 2023-03-09 vendor advisory stated "a new Array AG release with the fix will be available soon."

Official references

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