CVE-2026-66407 Weak cryptography in DEEBOT PRO K1VAC
Attackers can intercept WebSocket traffic to retrieve private keys and alter communication contents on Ecovacs robot vacuums.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-66407?
CVE-2026-66407 is a high-severity vulnerability in ECOVACS ROBOTICS DEEBOT PRO K1VAC, published on 10 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
DEEBOT PRO M1 and DEEBOT PRO K1VAC improperly implement authentication in WebSocket communication. The WebSocket private key may be retrieved through analyzing the traffic data via a man-in-the-middle attack, and communication contents may be altered.
Weakness: CWE-327
Which versions are affected by CVE-2026-66407?
How do I fix CVE-2026-66407?
No fix has been published for CVE-2026-66407 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-66407 being exploited?
There is no known exploitation of CVE-2026-66407 in the wild and no public exploit code.
Sources
Also known as GHSA-85wr-c4p3-gmh4.