CVE-2025-5349 NetScaler ADC and NetScaler Gateway - Improper access control on the NetScaler Management Interface
Attackers can bypass access controls on the NetScaler Management Interface, potentially gaining unauthorized administrative access.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-5349?
CVE-2025-5349 is a high-severity missing authorization vulnerability in NetScaler ADC, published on 17 Jun 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper access control on the NetScaler Management Interface in NetScaler ADC and NetScaler Gateway
Weakness: CWE-1284
Which versions are affected by CVE-2025-5349?
It affects 2 products.
Products include Citrix NetScaler ADC, Citrix Netscaler Gateway.
How do I fix CVE-2025-5349?
No fix has been published for CVE-2025-5349 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-5349 being exploited?
There is no known exploitation of CVE-2025-5349 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in NetScaler ADC
- CVE-2023-3519 Citrix NetScaler ADC and NetScaler Gateway Code Injection
- CVE-2026-88771 Citrix NetScaler Improper Input Validation
- CVE-2026-88772 Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer
- CVE-2023-4966 Citrix NetScaler ADC and NetScaler Gateway Buffer Overflow
- CVE-2026-19490 Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel
Sources
Also known as GHSA-927h-58v2-fqv5.