Medium severity6.1NVD Advisory· Published Oct 23, 2019· Updated Jun 17, 2026

CVE-2019-16977

Description

In FusionPBX up to 4.5.7, the file app\extensions\extension_imports.php uses an unsanitized "query_string" variable coming from the URL, which is reflected in HTML, leading to XSS.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

FusionPBX/FusionPBXdescription
FusionPBX/FusionPBXllm-fuzzy
Range: <=4.5.7

Patches

Vulnerability mechanics

References

github.com/fusionpbx/fusionpbx/commit/fc8e4e2d278ce6bffff21b04248d469a59eb8cd4nvdPatch
resp3ctblog.wordpress.com/2019/10/19/fusionpbx-xss-10/nvdThird Party Advisory

News mentions

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cvss	0.397
epss	0.001
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000