3.6

CVE-2026-49356

Babel: Arbitrary File Read via sourceMappingURL Comment in @babel/core

Babel is a compiler for writing next generation JavaScript. Prior to 8.0.0-rc.6 and 7.29.6, @babel/core affected by an arbitrary file read via a sourceMappingURL comment. Using @babel/core to compile maliciously crafted code can allow an attacker to read any source map from the system that is running Babel, if the attacker controls the input source code, can read the output source code, and knows the path of the source map file that they want to read. This vulnerability is fixed in 8.0.0-rc.6 and 7.29.6.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Babel ≫ Babel Version < 7.29.6
Babel ≫ Babel Version 8.0.0 Update alpha0
Babel ≫ Babel Version 8.0.0 Update alpha1
Babel ≫ Babel Version 8.0.0 Update alpha10
Babel ≫ Babel Version 8.0.0 Update alpha11
Babel ≫ Babel Version 8.0.0 Update alpha12
Babel ≫ Babel Version 8.0.0 Update alpha13
Babel ≫ Babel Version 8.0.0 Update alpha14
Babel ≫ Babel Version 8.0.0 Update alpha15
Babel ≫ Babel Version 8.0.0 Update alpha16
Babel ≫ Babel Version 8.0.0 Update alpha17
Babel ≫ Babel Version 8.0.0 Update alpha2
Babel ≫ Babel Version 8.0.0 Update alpha3
Babel ≫ Babel Version 8.0.0 Update alpha4
Babel ≫ Babel Version 8.0.0 Update alpha5
Babel ≫ Babel Version 8.0.0 Update alpha6
Babel ≫ Babel Version 8.0.0 Update alpha7
Babel ≫ Babel Version 8.0.0 Update alpha8
Babel ≫ Babel Version 8.0.0 Update alpha9
Babel ≫ Babel Version 8.0.0 Update beta0
Babel ≫ Babel Version 8.0.0 Update beta1
Babel ≫ Babel Version 8.0.0 Update beta2
Babel ≫ Babel Version 8.0.0 Update beta3
Babel ≫ Babel Version 8.0.0 Update beta4
Babel ≫ Babel Version 8.0.0 Update rc1
Babel ≫ Babel Version 8.0.0 Update rc2
Babel ≫ Babel Version 8.0.0 Update rc3
Babel ≫ Babel Version 8.0.0 Update rc4
Babel ≫ Babel Version 8.0.0 Update rc5
VulnDex Vulnerability Enrichment
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EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.13% 0.027
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 3.6 1.8 1.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
security-advisories@github.com 3.2 1.4 1.4
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

https://github.com/babel/babel/security/advisories/GHSA-4x5r-pxfx-6jf8
Vendor Advisory
Mitigation