CVE-2023-28461
CriticalExploitedPublic exploitArray Networks Array AG Series and vxAG (9.4.0.481 and earlier) allow remote code execution.
Published Mar 15, 2023 · Updated Aug 5, 2026
Key Facts
Patch immediately- CVE-2023-28461 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Arrayos Ag (Arraynetworks).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 13, 2024 and is known to be used in ransomware campaigns. Public exploit code is available.
- EPSS estimates a 68% probability of exploitation in the next 30 days.
- Fixed versions are available, including Arrayos Ag <=9.4.0.481, Arrayos Ag 9.4.0.481.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
68%
Higher than 99.3% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings, used by ransomware
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2023-28461 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
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."
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Nov 25, 2024 | Dec 16, 2024 | Known |
| Industry KEV feed | Sep 13, 2024 | Dec 16, 2024 | Known |
| CIRCL KEV | Nov 25, 2024 | Dec 16, 2024 | Known |
| ENISA EUVD | Nov 25, 2024 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Arrayos AgArraynetworks | See advisory | 9.4.0.481 |
Patched Releases
Arrayos Ag
<=9.4.0.481
Timeline
Publicly disclosed
Mar 15, 2023
Added to Industry KEV feed
Sep 13, 2024
Added to CISA KEV
Nov 25, 2024
Added to CIRCL KEV
Nov 25, 2024
Added to ENISA EUVD
Nov 25, 2024
Last updated
Aug 5, 2026
Weakness Type
- CWE-287 Improper Authentication
- CWE-306 Missing Authentication for Critical Function
References
- advisoryhttps://support.arraynetworks.net/prx/001/http/supportportal.arraynetworks.net/documentation/FieldNotice/Array_Networks_Security_Advisory_for_Remote_Code_Execution_Vulnerability_AG.pdf
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
FAQ
Common Questions.
Array Networks Array AG Series and vxAG (9.4.0.481 and earlier) allow remote code execution.
Affected: Arrayos Ag (Arraynetworks). The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 13, 2024 and is known to be used in ransomware campaigns.
Yes. It was added on Nov 25, 2024 with a federal remediation due date of Dec 16, 2024.
Public exploit code is available.
Fixed versions are available, including Arrayos Ag <=9.4.0.481, Arrayos Ag 9.4.0.481.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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