CVE-2026-51597 Auth bypass in n/a
An adjacent attacker can replay RTSP Digest authentication nonces to bypass authentication and access live video streams on MERCURY IP cameras.
- 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-2026-51597?
CVE-2026-51597 is a critical authentication bypass vulnerability in n/a, published on 9 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
MERCURY MIPC252W IP camera v1.0.5 Build 230306 Rel.79931n does not implement nonce expiration in RTSP Digest authentication. An adjacent network attacker can capture a legitimate authentication exchange and replay the nonce and response values in a new connection to bypass authentication without knowledge of the device credentials, gaining unauthorized access to the live video stream.
Weakness: CWE-294
Which versions are affected by CVE-2026-51597?
How do I fix CVE-2026-51597?
No fix has been published for CVE-2026-51597 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-51597 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-51597 exists.
Sources
Also known as GHSA-c8j5-2w73-cw74.