Known exploited vulnerabilities
SignalWire vulnerabilities attackers have used
Every SignalWire vulnerability in CISA's Known Exploited Vulnerabilities catalog, newest first, with the federal due date and whether it fed ransomware campaigns.
The short answer
CISA lists 1 SignalWire vulnerability as exploited in the wild, 1 of them added in the last 12 months. The most recent is CVE-2026-116779, added Nov 9, 2026. FreeSwitch has the most entries (1).
- In KEV, all time
- 1
- Added, last 12 months
- 1
- Used in ransomware
- 0
- New CVEs this week
- 0
Every SignalWire entry in CISA KEV
CVE-2026-116779
Added · dueSignalWire FreeSwitch Code Injection Vulnerability
SignalWire FreeSwitch contains a code injection vulnerability that permits configuration and credential disclosure, arbitrary call control, and command execution.
Related
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