CVE-2025-6979 Captive Portal can allow authentication bypass
Attackers can bypass authentication in the Captive Portal feature of Arista Edge Threat Management and Next Generation Firewall devices.
- 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-2025-6979?
CVE-2025-6979 is a high-severity authentication bypass vulnerability in Arista Edge Threat Management - Arista Next Generation Firewall, published on 23 Oct 2025. 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
Captive Portal can allow authentication bypass
Weakness: CWE-287
Which versions are affected by CVE-2025-6979?
How do I fix CVE-2025-6979?
No fix has been published for CVE-2025-6979 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-2025-6979 being exploited?
There is no known exploitation of CVE-2025-6979 in the wild and no public exploit code.
Sources
Also known as GHSA-m46p-w2rw-xrvj.