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High severity8.8NVD Advisory· Published Nov 5, 2021· Updated Jun 17, 2026

CVE-2021-43406

CVE-2021-43406

Description

An issue was discovered in FusionPBX before 4.5.30. The fax_post_size may have risky characters (it is not constrained to preset values).

AI Insight

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

Affected products

3

FusionPBX/FusionPBX2 versions
cpe:2.3:a:fusionpbx:fusionpbx:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:fusionpbx:fusionpbx:*:*:*:*:*:*:*:*range: <4.5.30
- (no CPE)range: <4.5.30
FusionPBX/FusionPBXdescription

Patches

Vulnerability mechanics

References

1

github.com/fusionpbx/fusionpbx/commit/0377b2152c0e59c8f35297f9a9b6ee335a62d963nvdPatchThird Party Advisory

News mentions

0

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