CVE-2026-22543 WEEK ENCODING FOR PASSWORDS
Attackers can intercept base64-encoded credentials in HTTP headers to gain unauthorized access to the device's web server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-22543?
CVE-2026-22543 is a medium-severity vulnerability in EFACEC QC 60/90/120, published on 7 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The credentials required to access the device's web server are sent in base64 within the HTTP headers. Since base64 is not considered a strong cipher, an attacker could intercept the web request handling the login and obtain the credentials
Weakness: CWE-261
Which versions are affected by CVE-2026-22543?
How do I fix CVE-2026-22543?
No fix has been published for CVE-2026-22543 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-22543 being exploited?
There is no known exploitation of CVE-2026-22543 in the wild and no public exploit code.