FA
Product
fast-xml-parser
by NaturalIntelligence · last CVE Aug 13, 2026
11
CVEs
0
On KEV
9.3
Max CVSS
0
New 30D
Severity mix
Critical 1High 7Medium 3Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-26920
6.5
1%
Dec 12
fast-xml-parser before 4.1.2 allows __proto__ for Prototype Pollution
Affected: before 4.1.2
CVE-2026-41650
6.1
0%
May 7
fast-xml-parser XMLBuilder: XML Comment and CDATA Injection via Unescaped Delimiters
Affected: < 5.7.0
CVE-2026-33349
5.9
0%
Mar 24
fast-xml-parser: Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Evaluation
Affected: >= 4.0.0-beta.3, < 5.5.7
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