CVE-2020-21053
MEDIUM
6.1
CVSS Score
Published: May 20, 2021 at 02:47 PM UTC
Updated: June 17, 2026 at 03:03 AM UTC
1 product affected across 1 vendorFusionpbx
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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.7%
Description
Cross Site Scriptiong (XSS) vulnerability exists in FusionPBX 4.5.7 allows remote malicious users to inject arbitrary web script or HTML via an unsanitized "query_string" variable in app\devices\device_imports.php.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/fusionpbx/fusionpbx/commit/2ce613f1e9fe8ffab7a4cb9d1384444622285335x_refsource_MISCThird Party Advisory
Source: [email protected]
https://resp3ctblog.wordpress.com/2019/10/28/fusionpbx-xss-22/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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