CVE-2026-73663

CRITICAL

FreePBX: Unauthenticated SQL injection in FreePBX missedcall via inbound Caller ID name leads to administrator takeover

Title source: CVE List
STIX 2.1 vulnerability

Record summary

CVE-2026-73663 has a selected CVSS score of 9.3 (critical).

Description

FreePBX is an open source IP PBX. From 16.0.0 until 16.0.11 and 17.0.4, the FreePBX missedcall module places the inbound Caller ID name from crafted SIP From headers into the missedcalllog INSERT in agi-bin/missedcallnotify.php without escaping or bound parameters. An unauthenticated caller can inject SQL when a monitored extension goes unanswered, corrupting the database and modifying FreePBX administrator accounts to obtain unauthorized remote access. This issue is fixed in versions 16.0.11 and 17.0.4.

Description source: CVE List

Affected products and versions

1
ProductSourceVersion range

missedcall

Browse FreePBX / missedcall
CVE List< 16.0.11affected
>= 17.0.1, < 17.0.4affected

References

3