CVE-2025-45059 Memory corruption in n/a

High 7.5 Published 8 Apr 2026 Updated 10 Apr 2026

Attackers can cause a Denial of Service on D-Link DI-8300 routers by exploiting a buffer overflow in the tgfile_htm function.

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-2025-45059?

CVE-2025-45059 is a high-severity memory corruption vulnerability in n/a, published on 8 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

D-Link DI-8300 v16.07.26A1 was discovered to contain a buffer overflow via the fn parameter in the tgfile_htm function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

Weakness: CWE-120

Which versions are affected by CVE-2025-45059?

It affects 1 product.

Products include Dlink Di-8300 Firmware.

How do I fix CVE-2025-45059?

No fix has been published for CVE-2025-45059 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-45059 being exploited?

There is no known exploitation of CVE-2025-45059 in the wild and no public exploit code.

Sources

Also known as GHSA-h8gh-x8q6-crwc.