How severe is CVE-2026-44728?

CVE-2026-44728 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-44728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-44728?

CVE-2026-44728 primarily affects Babel. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-44728?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-44728 have an EU (EUVD) identifier?

Yes. CVE-2026-44728 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31946.

When was CVE-2026-44728 published?

CVE-2026-44728 was published on 2026-05-26 and last updated on 2026-06-17.

CVE-2026-44728

CVE-2026-44728 is a high-severity vulnerability in Babel with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31946
Weakness: CWE-94
Affected product: Babel
Published: 2026-05-26
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-44728?: 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.
How severe is CVE-2026-44728?: CVE-2026-44728 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-44728 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-44728?: CVE-2026-44728 primarily affects Babel. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-44728?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-44728 have an EU (EUVD) identifier?: Yes. CVE-2026-44728 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31946.
When was CVE-2026-44728 published?: CVE-2026-44728 was published on 2026-05-26 and last updated on 2026-06-17.

References

https://github.com/babel/babel/security/advisories/GHSA-fv7c-fp4j-7gwp

Affected products (14)

cpe:2.3:a:babel:babel:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*

More vulnerabilities in Babel

CVE-2026-49356 — Low (CVSS 3.2): 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…

All CVEs affecting Babel →

Other CWE-94 (Code Injection) vulnerabilities

CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.

Browse all CWE-94 (Code Injection) vulnerabilities →