Vulnerability Details CVE-2021-30458
An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a <meta> tag, bypassing sanitization steps, and potentially allowing for XSS.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 44.1%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 4.3
References
Products affected by CVE-2021-30458
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cpe:2.3:a:wikimedia:parsoid:-
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cpe:2.3:a:wikimedia:parsoid:0.10.0
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cpe:2.3:a:wikimedia:parsoid:0.11.0
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cpe:2.3:a:wikimedia:parsoid:0.12.0
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cpe:2.3:a:wikimedia:parsoid:0.12.1
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cpe:2.3:a:wikimedia:parsoid:0.2.0
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cpe:2.3:a:wikimedia:parsoid:0.3.0
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cpe:2.3:a:wikimedia:parsoid:0.4.0
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cpe:2.3:a:wikimedia:parsoid:0.4.1
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cpe:2.3:a:wikimedia:parsoid:0.5.0
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cpe:2.3:a:wikimedia:parsoid:0.5.1
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cpe:2.3:a:wikimedia:parsoid:0.5.2
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cpe:2.3:a:wikimedia:parsoid:0.5.3
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cpe:2.3:a:wikimedia:parsoid:0.6.0
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cpe:2.3:a:wikimedia:parsoid:0.6.1
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cpe:2.3:a:wikimedia:parsoid:0.7.0
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cpe:2.3:a:wikimedia:parsoid:0.7.1
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cpe:2.3:a:wikimedia:parsoid:0.8.0
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cpe:2.3:a:wikimedia:parsoid:0.8.1
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cpe:2.3:a:wikimedia:parsoid:0.9.0