CVE-2026-109149

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Source

https://cve.org/CVERecord?id=CVE-2026-109149

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-109149.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-109149

Published

2026-10-13T09:30:16Z

Modified

2026-10-15T02:47:26Z

Severity

5.5 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator

Summary

beautifier js-beautify memory allocation

Details

A weakness has been identified in beautifier js-beautify up to 1.15.1/2.0.3. The affected element is an unknown function. Executing a manipulation can lead to uncontrolled memory allocation. The attack may be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Database specific

{
    "cna_assigner":  "VulDB",
    "cwe_ids":  [
        "CWE-400",
        "CWE-789"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109149.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "introduced":  "2.0.0"
                },
                {
                    "last_affected":  "2.0.0"
                }
            ],
            "source":  "AFFECTED_FIELD"
        }
    ]
}

References

Affected packages

Git / github.com/beautifier/js-beautify

Affected ranges

Type

GIT

Repo

https://github.com/beautifier/js-beautify

Events

Introduced

84aec92962379922d3dea4283a638dd7fb29f64a

Last Affected

20ff725dbe9fe28fbf779c3ef38efdd827cea995

Database specific

Show details

{
    "extracted_events":  [
        {
            "introduced":  "1.15.0"
        },
        {
            "last_affected":  "1.15.0"
        },
        {
            "introduced":  "1.15.1"
        },
        {
            "last_affected":  "1.15.1"
        },
        {
            "introduced":  "2.0.1"
        },
        {
            "last_affected":  "2.0.1"
        },
        {
            "introduced":  "2.0.2"
        },
        {
            "last_affected":  "2.0.2"
        },
        {
            "introduced":  "2.0.3"
        },
        {
            "last_affected":  "2.0.3"
        }
    ],
    "source":  "AFFECTED_FIELD"
}

Affected versions

1.*

1.15.0

1.15.1

2.*

2.0.1

2.0.2

2.0.3

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-109149.json"