FA
Product
fast-xml-parser
11
CVEs
0
On KEV
9.3
Max CVSS
0
New 30D
Severity mix
Critical 1High 7Medium 3Low 0
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Add fast-xml-parser to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2026-25896 | 9.3 | Feb 20 | fast-xml-parser has an entity encoding bypass via regex injection in DOCTYPE entity names Affected: >= 5.0.0, < 5.3.5; >= 4.1.3, < 4.5.4 |
| CVE-2026-73569 | 8.7 | Aug 13 | fast-xml-parser: Repeated DOCTYPE declarations reset entity expansion limits Affected: >= 5.9.3, < 5.10.1 |
| CVE-2026-33036 | 7.5 | Mar 20 | fast-xml-parser affected by numeric entity expansion bypassing all entity expansion limits (incomplete fix for CVE-2026-26278) Affected: >= 4.0.0-beta.3, < 5.5.6 |
| CVE-2026-27942 | 7.5 | Feb 26 | fast-xml-parser has stack overflow in XMLBuilder with preserveOrder Affected: < 5.3.8 |
| CVE-2026-26278 | 7.5 | Feb 19 | fast-xml-parser affected by DoS through entity expansion in DOCTYPE (no expansion limit) Affected: >= 5.0.0, < 5.3.6; >= 4.1.3, < 4.5.4 |
| CVE-2026-25128 | 7.5 | Jan 30 | fast-xml-parser has RangeError DoS Numeric Entities Bug Affected: >= 5.0.9, <= 5.3.3 |
| CVE-2024-41818 | 7.5 | Jul 29 | fast-xml-parser is an open source, pure javascript xml parser Affected: 4.2.4 |
| CVE-2023-34104 | 7.5 | Jun 6 | fast-xml-parser is an open source, pure javascript xml parser Affected: before 4.2.4 |
| CVE-2023-26920 | 6.5 | Dec 12 | fast-xml-parser before 4.1.2 allows __proto__ for Prototype Pollution Affected: before 4.1.2 |
| CVE-2026-41650 | 6.1 | May 7 | fast-xml-parser XMLBuilder: XML Comment and CDATA Injection via Unescaped Delimiters Affected: < 5.7.0 |
| CVE-2026-33349 | 5.9 | 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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