CVE-2026-44728
Improper Control of Generation of Code when compiling specifically crafted malicious code with @babel/plugin-transform-modules-systemjs
Description
Babel is a compiler for writing next generation JavaScript. From 7.12.0 to before 7.29.4 and 8.0.0-alpha.13, using Babel to compile code that was specifically crafted by an attacker can cause Babel to generate output code that executes arbitrary code. This vulnerability is fixed in 7.29.4 and 8.0.0-alpha.13.
INFO
Published Date :
May 26, 2026, 6:16 p.m.
Last Modified :
May 27, 2026, 6:21 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | MITRE-CVE | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update Babel to version 7.29.4 or later.
- Update Babel to version 8.0.0-alpha.13 or later.
- Recompile vulnerable code with updated Babel.
Public PoC/Exploit Available at Github
CVE-2026-44728 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-44728.
| URL | Resource |
|---|---|
| https://github.com/babel/babel/security/advisories/GHSA-fv7c-fp4j-7gwp | Mitigation Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-44728 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-44728
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-44728 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-44728 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
May. 27, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Added CPE Configuration OR *cpe:2.3:a:babel:babel:*:*:*:*:*:*:*:* versions from (including) 7.12.0 up to (excluding) 7.29.4 *cpe:2.3:a:babel:babel:8.0.0:alpha0:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha1:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha10:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha11:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha12:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha2:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha3:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha4:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha5:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha6:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha7:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha8:*:*:*:*:*:* *cpe:2.3:a:babel:babel:8.0.0:alpha9:*:*:*:*:*:* Added Reference Type GitHub, Inc.: https://github.com/babel/babel/security/advisories/GHSA-fv7c-fp4j-7gwp Types: Mitigation, Vendor Advisory -
New CVE Received by [email protected]
May. 26, 2026
Action Type Old Value New Value Added Description Babel is a compiler for writing next generation JavaScript. From 7.12.0 to before 7.29.4 and 8.0.0-alpha.13, using Babel to compile code that was specifically crafted by an attacker can cause Babel to generate output code that executes arbitrary code. This vulnerability is fixed in 7.29.4 and 8.0.0-alpha.13. Added CVSS V3.1 AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H Added CWE CWE-94 Added CWE CWE-843 Added Reference https://github.com/babel/babel/security/advisories/GHSA-fv7c-fp4j-7gwp