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CVE-2019-16986

21
FAUCET Score

CVE-2019-16986 is a path traversal vulnerability affecting FusionPBX versions up to 4.5.7. It allows an authenticated attacker to download arbitrary files from the server by manipulating the "f" variable in the URL for resources\download.php or resources\secure_download.php. Rated as Medium severity (CVSS 6.5), this vulnerability has a low attack complexity and can lead to high confidentiality impact, as it allows unauthorized access to sensitive data. Currently, there is no evidence of active exploitation, and no public exploit code or significant community discussion has been identified.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.5.7CPE matchmatch criteria
cpe:2.3:a:fusionpbx:fusionpbx:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.41%
Probability of exploitation in next 30 days
EPSS Percentile
69.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0140 is in the 83rd percentile among its peer group of 21,977 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / fusionpbx/fusionpbx/commit/9482d9ee0e4287df21339be4276125e38e048951
Not Applicable
github.com / fusionpbx/fusionpbx/commit/9c61191049c949e01f99ea1fbab1feb44709e108
Not Applicable
resp3ctblog.wordpress.com / 2019/10/19/fusionpbx-path-traversal-2
Third Party Advisory