Fast Xml Parser
Vendor:
First CVE: Jun 6, 2023 · Active for 3 years
10
Total CVEs
More Total CVEs than 88% of tracked products
3.3
Avg CVEs / Year
Higher CVE frequency than 82% of tracked products
7.3
Avg CVSS
Higher Avg CVSS than 46% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Fast Xml Parser over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jun 6, 2023
3 years ago
Most Recent CVE
May 7, 2026
78 days ago
CVE Severity & Scoring
Fast Xml Parser10 CVEs
30%
60%
10%
All CVEs352,294 CVEs
45%
40%
11%
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network10 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low9 (90.0%)
High1 (10.0%)
Unknown0 (0.0%)
User Interaction
None9 (90.0%)
Unknown0 (0.0%)
Required1 (10.0%)
Privileges Required
Low1 (10.0%)
High0 (0.0%)
None9 (90.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (10 CVEs).
10 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-25896CRITICAL fast-xml-parser allows users to validate XML, parse XML to JS object, or build XML from JS object without C/C++ based libraries and no callback. From 4.1.3to before 5.3.5, a dot (. | Feb 20, 2026 | 9.3 | 39 | NO | NO |
CVE-2026-26278HIGH fast-xml-parser allows users to validate XML, parse XML to JS object, or build XML from JS object without C/C++ based libraries and no callback. In versions 4.1.3 through 5.3.5, th | Feb 19, 2026 | 7.5 | 30 | NO | NO |
CVE-2026-27942HIGH fast-xml-parser allows users to validate XML, parse XML to JS object, or build XML from JS object without C/C++ based libraries and no callback. Prior to version 5.3.8, the applica | Feb 26, 2026 | 7.5 | 29 | NO | NO |
CVE-2026-33036HIGH fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. Versions 4.0.0-beta.3 through 5.5.5 contain a bypass vulnerability where nume | Mar 20, 2026 | 7.5 | 28 | NO | NO |
CVE-2026-25128HIGH fast-xml-parser allows users to validate XML, parse XML to JS object, or build XML from JS object without C/C++ based libraries and no callback. In versions 5.0.9 through 5.3.3, a | Jan 30, 2026 | 7.5 | 28 | NO | NO |
CVE-2026-41650MEDIUM fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. Prior to version 5.7.0, XMLBuilder does not escape the "-->" sequence in comm | May 7, 2026 | 6.1 | 26 | NO | NO |
CVE-2026-33349MEDIUM fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. From version 4.0.0-beta.3 to before version 5.5.7, the DocTypeReader in fast- | Mar 24, 2026 | 5.9 | 22 | NO | NO |
CVE-2024-41818HIGH fast-xml-parser is an open source, pure javascript xml parser. a ReDOS exists on currency.js. This vulnerability is fixed in 4.4.1. | Jul 29, 2024 | 7.5 | 22 | NO | NO |
CVE-2023-34104HIGH fast-xml-parser is an open source, pure javascript xml parser. fast-xml-parser allows special characters in entity names, which are not escaped or sanitized. Since the entity name | Jun 6, 2023 | 7.5 | 22 | NO | NO |
CVE-2023-26920MEDIUM fast-xml-parser before 4.1.2 allows __proto__ for Prototype Pollution. | Dec 12, 2023 | 6.5 | 19 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (10 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (10 CVEs).
Media Mentions
Signals from CVEs in this product scope (10 CVEs).
Top CNAs Publishing CVEs For Fast Xml Parser
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 4.2.4 | 1 | 7.5 | 0.8% | 0 | 0 |
| 4.0.0 | 2 | 6.7 | 0.5% | 0 | 0 |