CVE-2026-49356

A flaw was found in @babel/core. This vulnerability allows an attacker, who controls the input source code and can read the output, to perform an arbitrary file read. By compiling maliciously crafted code containing a sourceMappingURL comment, the attacker can read any source map file from the...

Linux Distros Unpatched Vulnerability : CVE-2026-49356

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 sourceMappingUR...

DEBIAN-CVE-2026-49356

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...

CVE-2026-49356

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...

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...

CVE-2026-49356

CVE-2026-49356 affects @babel/core (Babel) prior to versions 8.0.0-rc.6 and 7.29.6. The issue allows an arbitrary file read via a sourceMappingURL comment in the input code, enabling reading of source maps from the system running Babel when the attacker controls the input source code and knows th...

CVE-2026-49356

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...

GHSA-4X5R-PXFX-6JF8 @babel/core: Arbitrary File Read via sourceMappingURL Comment

Impact Using @babel/core to compile maliciously crafted code can allow ab attacker to read any source map from the system that is running Babel, if these conditions are all true: - the attacker controls the input source code - the attacker can read the output source code - the attacker knows the...

@babel/core: Arbitrary File Read via sourceMappingURL Comment

Impact Using @babel/core to compile maliciously crafted code can allow ab attacker to read any source map from the system that is running Babel, if these conditions are all true: - the attacker controls the input source code - the attacker can read the output source code - the attacker knows the...

PT-2026-49556

Name of the Vulnerable Software and Affected Versions @babel/core versions prior to 7.29.6 @babel/core versions prior to 8.0.0-rc.6 Description Compiling maliciously crafted code using @babel/core can allow an attacker to read any source map from the system. This occurs when the attacker controls...