How severe is CVE-2019-19388?

CVE-2019-19388 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-19388 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19388?

CVE-2019-19388 affects Fusionpbx. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-19388?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-19388 published?

CVE-2019-19388 was published on 2019-11-29 and last updated on 2026-06-17.

CVE-2019-19388

CVE-2019-19388 is a medium-severity vulnerability in Fusionpbx with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Fusionpbx
Published: 2019-11-29
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) vulnerability in app/dialplans/dialplan_detail_edit.php in FusionPBX 4.4.1 allows remote attackers to inject arbitrary web script or HTML via the dialplan_uuid parameter.

Frequently asked questions

What is CVE-2019-19388?: A cross-site scripting (XSS) vulnerability in app/dialplans/dialplan_detail_edit.php in FusionPBX 4.4.1 allows remote attackers to inject arbitrary web script or HTML via the dialplan_uuid parameter.
How severe is CVE-2019-19388?: CVE-2019-19388 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-19388 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19388?: CVE-2019-19388 affects Fusionpbx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-19388?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-19388 published?: CVE-2019-19388 was published on 2019-11-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:fusionpbx:fusionpbx:4.4.1:*:*:*:*:*:*:*

More vulnerabilities in Fusionpbx

CVE-2022-35153 — Critical (CVSS 9.8): FusionPBX 5.0.1 was discovered to contain a command injection vulnerability via /fax/fax_send.php.
CVE-2022-28055 — Critical (CVSS 9.8): Fusionpbx v4.4 and below contains a command injection vulnerability via the download email logs function.
CVE-2021-43406 — High (CVSS 8.8): An issue was discovered in FusionPBX before 4.5.30. The fax_post_size may have risky characters (it is not constrained…
CVE-2021-43405 — High (CVSS 8.8): An issue was discovered in FusionPBX before 4.5.30. The fax_extension may have risky characters (it is not constrained…
CVE-2021-43404 — High (CVSS 8.8): An issue was discovered in FusionPBX before 4.5.30. The FAX file name may have risky characters.
CVE-2019-16964 — High (CVSS 8.8): app/call_centers/cmd.php in the Call Center Queue Module in FusionPBX up to 4.5.7 suffers from a command injection…

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