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Description

api is a module for FreePBX@, which is an open source GUI that controls and manages Asterisk© (PBX). In versions lower than 15.0.13, 16.0.2 through 16.0.14, 17.0.1 and 17.0.2, there is an identical OAuth private key used across multiple systems that installed the same FreePBX RPM or DEB package. An attacker with access to the shared OAuth private key could forge JWT tokens, bypass authentication, and potentially gain full access to both REST and GraphQL APIs. Systems with the "api" module enabled, configured and previously activated by an administrator for remote inbound connections may be affected. This issue is fixed in versions 15.0.13, 16.0.15 and 17.0.3.

PUBLISHED Reserved 2025-08-14 | Published 2025-09-04 | Updated 2025-09-05 | Assigner GitHub_M




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L

Problem types

CWE-798: Use of Hard-coded Credentials

CWE-522: Insufficiently Protected Credentials

Product status

< 15.0.13
affected

>= 16.0.2, < 16.0.15
affected

>= 17.0.1, < 17.0.3
affected

References

github.com/...orting/security/advisories/GHSA-3r47-p39v-vqqf

github.com/...ommit/305295aad38322c74cffd75bf550707dfb1a64a2

cve.org (CVE-2025-55739)

nvd.nist.gov (CVE-2025-55739)

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