CVE-2026-35902 Denial of service in n/a
An unauthenticated attacker can cause a persistent denial of service in MERCURY IP cameras by repeatedly sending invalid RTSP authentication requests.
- 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-2026-35902?
CVE-2026-35902 is a medium-severity denial of service vulnerability in n/a, published on 27 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The RTSP service of MERCURY IP camera MIPC252W 1.0.5 Build 230306 has an issue handling failed Digest authentication attempts. By repeatedly sending RTSP requests with invalid authentication parameters, an unauthenticated attacker can cause the RTSP service to enter a persistent authentication failure state, preventing legitimate clients from authenticating and leading to a denial of service.
Weakness: CWE-307
Which versions are affected by CVE-2026-35902?
It affects 1 product.
Products include Mercurycom Mipc252w Firmware.
How do I fix CVE-2026-35902?
No fix has been published for CVE-2026-35902 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-35902 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-35902 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-vfw9-c27q-5vqc.