CVE-2026-26794 SQL injection in n/a

High 8.8 Published 12 Mar 2026 Updated 14 Mar 2026

Attackers can execute arbitrary SQL database operations via crafted HTTP requests in GL-iNet routers, potentially compromising stored data.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-26794?

CVE-2026-26794 is a high-severity SQL injection vulnerability in n/a, published on 12 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain a SQL injection vulnerability via the add_group() function. This vulnerability allows attackers to execute arbitrary SQL database operations via a crafted HTTP request.

Weakness: CWE-89

Which versions are affected by CVE-2026-26794?

It affects 1 product.

Products include Gl-Inet Ar300m16 Firmware.

How do I fix CVE-2026-26794?

No fix has been published for CVE-2026-26794 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2026-26794 being exploited?

There is no known exploitation of CVE-2026-26794 in the wild and no public exploit code.

Sources

Also known as GHSA-799g-jhg4-3mqg.