No exploitation reportedFix available

CVE-2019-19538

Q: Is CVE-2019-19538 actively exploited?

Active exploitation of CVE-2019-19538 has not been confirmed. Its EPSS score was 3.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2019-19538?

CVE-2019-19538 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2020-03-16
Fixed in15.0.13.6 · 14.0.38.3 · 13.0.92

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In Sangoma FreePBX 13 through 15 and sysadmin (aka System Admin) 13.0.92 through 15.0.13.6 modules have a Remote Command Execution vulnerability that results in Privilege Escalation.

Timeline

dates in UTC

2020-03-1621:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-19538?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-19538?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Sangoma freepbx

Branch	Affected	Fixed in	Source
15.0	≥ 15.0.0.0, < 15.0.13.6	15.0.13.6	NVD
14.0	≥ 14.0.0.0, < 14.0.38.3	14.0.38.3	NVD
13.0	< 13.0.92	13.0.92	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Sangoma freepbx to 15.0.13.6 · 14.0.38.3 · 13.0.92

Advisories and patches

wiki.freepbx.orgVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.2read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
FIRST EPSSEPSS score3.1 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published: 2020-03-16
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-19538?

In Sangoma FreePBX 13 through 15 and sysadmin (aka System Admin) 13.0.92 through 15.0.13.6 modules have a Remote Command Execution vulnerability that results in Privilege Escalation.

Is CVE-2019-19538 actively exploited?

Active exploitation of CVE-2019-19538 has not been confirmed. Its EPSS score was 3.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-19538?

CVE-2019-19538 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

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