Vulnerability Details CVE-2021-39320
The underConstruction plugin <= 1.18 for WordPress echoes out the raw value of `$GLOBALS['PHP_SELF']` in the ucOptions.php file. On certain configurations including Apache+modPHP, this makes it possible to use it to perform a reflected Cross-Site Scripting attack by injecting malicious code in the request path.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.139
EPSS Ranking 94.0%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 4.3
References
Products affected by CVE-2021-39320
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cpe:2.3:a:underconstruction_project:underconstruction:-
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cpe:2.3:a:underconstruction_project:underconstruction:1.0
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cpe:2.3:a:underconstruction_project:underconstruction:1.01
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cpe:2.3:a:underconstruction_project:underconstruction:1.02
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cpe:2.3:a:underconstruction_project:underconstruction:1.03
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cpe:2.3:a:underconstruction_project:underconstruction:1.04
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cpe:2.3:a:underconstruction_project:underconstruction:1.05
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cpe:2.3:a:underconstruction_project:underconstruction:1.06
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cpe:2.3:a:underconstruction_project:underconstruction:1.07
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cpe:2.3:a:underconstruction_project:underconstruction:1.08
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cpe:2.3:a:underconstruction_project:underconstruction:1.09
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cpe:2.3:a:underconstruction_project:underconstruction:1.10
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cpe:2.3:a:underconstruction_project:underconstruction:1.11
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cpe:2.3:a:underconstruction_project:underconstruction:1.12
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cpe:2.3:a:underconstruction_project:underconstruction:1.13
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cpe:2.3:a:underconstruction_project:underconstruction:1.14
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cpe:2.3:a:underconstruction_project:underconstruction:1.15
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cpe:2.3:a:underconstruction_project:underconstruction:1.17
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cpe:2.3:a:underconstruction_project:underconstruction:1.18