CVE-2026-1949 Incorrect calculation of buffer size on the stack in AS320T
Incorrect buffer size calculation in the web service handler allows attackers to cause stack-based memory corruption, potentially leading to code execution or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-1949?
CVE-2026-1949 is a critical vulnerability in DeltaWW AS320T, published on 24 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Delta Electronics AS320T has incorrect calculation of the buffer size on the stack in the GET/PUT request handler of the web service.
Weakness: CWE-131
Which versions are affected by CVE-2026-1949?
It affects 1 product.
Products include Deltaww As320t Firmware.
How do I fix CVE-2026-1949?
No fix has been published for CVE-2026-1949 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-1949 being exploited?
There is no known exploitation of CVE-2026-1949 in the wild and no public exploit code.
Other vulnerabilities in DeltaWW AS320T
Sources
Also known as GHSA-9rv5-7gpw-9g55.