# CISA Flags SonicWall SonicOS MFA Bypass Flaw Amid Reports of Possible Exploitation

Source: [The Hacker News](https://thehackernews.com/2026/11/cisa-flags-sonicwall-sonicos-mfa-bypass.html) · 2026-11-09 · Security
Page: https://themorning.dev/story/cisa-flags-sonicwall-sonicos-mfa-bypass-flaw-amid-reports-of-possible-exploitati-3d5dfb277e1d458f
Kind: security · Impact: high

## In brief

- CISA added a high-severity SonicWall SonicOS vulnerability to its Known Exploited Vulnerabilities (KEV) catalog.
- The flaw is reported as an MFA bypass, according to the headline.
- CISA acted after reports that the flaw may have been exploited in real-world attacks.

## Why it matters

Organizations running SonicWall SonicOS may have exposed firewalls where multi-factor authentication can be bypassed, so they should check their exposure against the KEV entry.

## Timeline

- 2026-11-09: The Hacker News reports CISA added the SonicOS MFA bypass flaw to its KEV catalog

## Coverage

- [CISA Flags SonicWall SonicOS MFA Bypass Flaw Amid Reports of Possible Exploitation](https://thehackernews.com/2026/11/cisa-flags-sonicwall-sonicos-mfa-bypass.html) — The Hacker News, 2026-11-09

Tags: sonicwall, sonicos, mfa-bypass, cisa, kev, vulnerability

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Brief generated by AI (claude-haiku-5-5) from the reporting listed under Coverage. Headlines belong to their publishers. The Morning Dev – https://themorning.dev