Medium severity4.3NVD Advisory· Published May 20, 2021· Updated Jun 17, 2026

CVE-2020-21056

Description

Directory Traversal vulnerability exists in FusionPBX 4.5.7, which allows a remote malicious user to create folders via the folder variale to app\edit\foldernew.php.

AI Insight

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

Affected products

FusionPBX/FusionPBX2 versions
cpe:2.3:a:fusionpbx:fusionpbx:4.5.7:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:fusionpbx:fusionpbx:4.5.7:*:*:*:*:*:*:*
- (no CPE)range: <4.5.7
FusionPBX/FusionPBXdescription

Patches

Vulnerability mechanics

References

github.com/fusionpbx/fusionpbx/commit/cad71240dee2a82cd5766dd67039a87849031aaanvdPatchThird Party Advisory
resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-5/nvdThird Party Advisory

News mentions

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epss	0.001
exploit	0.000
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ransomware	0.000