npm fast-xml-parser

Name: npm fast-xml-parser
Brand: npm

productUS

pkg:npm/fast-xml-parser

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

unpatched

critical

by severity

0critical3high2medium0low

updated 2026-10-27

vulnerabilities (12)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-26920US	medium6.5OT elevated	9.50% (95th)	—	4.1.2	2021-07-02	< 4.1.2
CVE-2023-26920US	medium6.5OT elevated	1.15% (67th)	—	4.1.2	2023-12-12	< 4.1.2
CVE-2023-34104US	high7.5	1.13% (66th)	—	4.2.4	2023-06-06	4.1.3 → 4.2.4
CVE-2026-26278US	—	0.94% (61st)	—	5.3.6	2026-02-19	2 versions
CVE-2024-41818US	high7.5	0.83% (57th)	—	4.4.1	2024-07-29	4.3.5 → 4.4.1
CVE-2026-25128US	—	0.61% (49th)	—	5.3.4	2026-01-30	5.0.9 → 5.3.4
CVE-2026-33036US	—	0.60% (48th)	—	4.5.5	2026-03-20	2 versions
CVE-2026-27942US	high7.5	0.54% (45th)	—	4.5.4	2026-02-26	2 versions
CVE-2026-25896US	—	0.53% (44th)	—	4.5.4	2026-02-20	2 versions
CVE-2026-73569US	—	0.51% (43rd)	—	5.10.1	2026-08-13	5.9.3 → 5.10.1
CVE-2026-33349US	—	0.47% (40th)	—	4.5.5	2026-03-24	2 versions
CVE-2026-41650US	—	0.24% (15th)	—	5.7.0	2026-05-07	< 5.7.0

The flaw types (CWEs) most of these CVEs share.

CWE-776Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')3 CVEs
CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')2 CVEs
CWE-1333Inefficient Regular Expression Complexity2 CVEs
CWE-400Uncontrolled Resource Consumption2 CVEs
CWE-863Incorrect Authorization2 CVEs
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')1 CVEs
CWE-1284Improper Validation of Specified Quantity in Input1 CVEs
CWE-185Incorrect Regular Expression1 CVEs

Which sources assert this record, and when.

scry

Products carry known vulnerabilities once they are exposed to the internet. See what is exposed on your perimeter with a free passive scan.