esbuild | Snyk

Direct Vulnerabilities

Known vulnerabilities in the esbuild package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability	Vulnerable Version
L CVE-2026-42504	<0.28.0-r3
L CVE-2026-27145	<0.28.0-r3
L CVE-2026-42507	<0.28.0-r3
L Cross-site Scripting (XSS)	<0.28.0-r2
H Double Free	<0.28.0-r2
H Allocation of Resources Without Limits or Throttling	<0.28.0-r2
L Improper Encoding or Escaping of Output	<0.28.0-r2
H NULL Pointer Dereference	<0.28.0-r2
L CVE-2026-39825	<0.28.0-r2
H Loop with Unreachable Exit Condition ('Infinite Loop')	<0.28.0-r2
M Link Following	<0.28.0-r2
L CVE-2026-42501	<0.28.0-r2
L CVE-2026-42499	<0.28.0-r2
M Out-of-bounds Write	<0.28.0-r2
H Access of Resource Using Incompatible Type ('Type Confusion')	<0.28.0-r1
C CVE-2026-27143	<0.28.0-r1
H Improper Certificate Validation	<0.28.0-r1
M Allocation of Resources Without Limits or Throttling	<0.28.0-r1
H Improper Certificate Validation	<0.28.0-r1
H Allocation of Resources Without Limits or Throttling	<0.28.0-r1
L CVE-2026-32280	<0.28.0-r1
M Link Following	<0.28.0-r1
H Incorrect Authorization	<0.28.0-r1
M Cross-site Scripting (XSS)	<0.28.0-r1
L Directory Traversal	<0.27.3-r1
L Cross-site Scripting (XSS)	<0.27.3-r1
L Direct Request ('Forced Browsing')	<0.27.3-r1
C CVE-2025-68121	<0.27.3-r0
L CVE-2025-61732	<0.27.3-r0
L CVE-2025-61730	<0.27.2-r1
L Allocation of Resources Without Limits or Throttling	<0.27.2-r1
L CVE-2025-61731	<0.27.2-r1
L Allocation of Resources Without Limits or Throttling	<0.27.2-r1
L Out-of-bounds Write	<0.27.2-r1
L Improper Certificate Validation	<0.27.1-r0
L Improper Certificate Validation	<0.27.1-r0
L Improper Certificate Validation	<0.25.11-r0
L CVE-2025-61725	<0.25.11-r0
L Information Exposure Through Log Files	<0.25.11-r0
L Allocation of Resources Without Limits or Throttling	<0.25.11-r0
L Algorithmic Complexity	<0.25.11-r0
L CVE-2025-47912	<0.25.11-r0
L Allocation of Resources Without Limits or Throttling	<0.25.11-r0
L Allocation of Resources Without Limits or Throttling	<0.25.11-r0
L CVE-2025-58186	<0.25.11-r0
L CVE-2025-58183	<0.25.11-r0
L CVE-2025-47906	<0.25.8-r1
L Race Condition	<0.25.8-r1

Vulnerability

Vulnerable Version

CVE-2026-42504

<0.28.0-r3