CVE-2019-16986

In FusionPBX up to v4.5.7, the file resources\download.php uses an unsanitized "f" variable...

6.5 Medium

In FusionPBX up to v4.5.7, the file resources\download.php uses an unsanitized "f" variable coming from the URL, which takes any pathname and allows a download of it. (resources\secure_download.php is also affected.)

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

1.41%Up 0.6 points since Apr 14, 2021

What each source reports

NVD Score used 6.5

Record: CVE-2019-16986
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 4.0 MediumAV:N/AC:L/Au:S/C:P/I:N/A:N
Weakness: CWE-22
Updated: 2026-11-02

CVE List No score

Record: CVE-2019-16986
Updated: 2026-11-02

EUVDEUVD-2019-7463 No score

Record: EUVD-2019-7463
Updated: 2026-11-03

GitHub AdvisoriesGHSA-9f88-c6r2-5wpw 6.5

In FusionPBX up to v4.5.7, the file resources\download.php uses an unsanitized "f" variable...

Record: GHSA-9f88-c6r2-5wpw
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-22
Updated: 2026-11-02

OSV 6.5

Record: CVE-2019-16986
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

Affected products

fusionpbx

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-16986 is a medium vulnerability (CVSS 6.5) in Fusionpbx, published October 21, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.41%, the 72nd percentile. No source names a fixed version.