EUVD-2026-42302Published

js-yaml: YAML merge-key chains can force quadratic CPU consumption

cve-program · CVE-2026-59868

Published

js-yaml

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "nodeca",
                    "product": "js-yaml",
                    "versions": [
                        {
                            "version": ">= 5.0.0, < 5.2.0",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-42302

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jul 8, 2026, 3:18:19 PM

dateUpdated: Jul 9, 2026, 1:42:54 PM

9 related source bulletins · separate from aliases

RHSA-2026:7655: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2026-2950 · CVE-2026-45149 · CVE-2026-45736 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:34478: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

CVE-2026-13149 · CVE-2026-48619 · CVE-2026-48928 · CVE-2026-48930 · CVE-2026-48934 · CVE-2026-48935 · CVE-2026-48936 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:35272: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2026-13149 · CVE-2026-48619 · CVE-2026-48928 · CVE-2026-48930 · CVE-2026-48934 · CVE-2026-48935 · CVE-2026-48936 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:34975: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2026-8286 · CVE-2026-8458 · CVE-2026-8924 · CVE-2026-8925 · CVE-2026-8926 · CVE-2026-8927 · CVE-2026-8932 · CVE-2026-9079 · CVE-2026-9080 · CVE-2026-9546 · CVE-2026-9547 · CVE-2026-11352 · CVE-2026-11564 · CVE-2026-11586 · CVE-2026-11856 · CVE-2026-12064 · CVE-2026-14683 · CVE-2026-14684 · CVE-2026-14685 · CVE-2026-14686 · CVE-2026-15187 · CVE-2026-38969 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:61783: Red Hat Security Advisory: A Subscription Management tool for finding and reporting Red Hat product usage

CVE-2024-29180 · CVE-2026-1965 · CVE-2026-3783 · CVE-2026-5704 · CVE-2026-6322 · CVE-2026-6653 · CVE-2026-8286 · CVE-2026-9547 · CVE-2026-11822 · CVE-2026-11824 · CVE-2026-11979 · CVE-2026-14164 · CVE-2026-15588 · CVE-2026-18477 · CVE-2026-18508 · CVE-2026-41991 · CVE-2026-41992 · CVE-2026-45409 · CVE-2026-45623 · CVE-2026-54284 · CVE-2026-54371 · CVE-2026-56434 · CVE-2026-58010 · CVE-2026-58011 · CVE-2026-58012 · CVE-2026-58013 · CVE-2026-58014 · CVE-2026-58015 · CVE-2026-58055 · CVE-2026-59868 · CVE-2026-59869 · CVE-2026-59893 · CVE-2026-60005 · CVE-2026-67213 · CVE-2026-67214 · CVE-2026-71491 · CVE-2026-73643 · CVE-2026-75899 · CVE-2026-75931 · CVE-2026-75975 · CVE-2026-76172 · CVE-2026-76844

RHSA-2026:26994: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2026-45491 · CVE-2026-45591 · CVE-2026-45736 · CVE-2026-59724 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:33866: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

CVE-2026-13149 · CVE-2026-48619 · CVE-2026-48928 · CVE-2026-48930 · CVE-2026-48934 · CVE-2026-48935 · CVE-2026-48936 · CVE-2026-53550 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:9455: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2026-2950 · CVE-2026-8723 · CVE-2026-45149 · CVE-2026-48615 · CVE-2026-48618 · CVE-2026-48619 · CVE-2026-48928 · CVE-2026-48930 · CVE-2026-48933 · CVE-2026-48934 · CVE-2026-48935 · CVE-2026-48936 · CVE-2026-59868 · CVE-2026-59870

RHSA-2026:7378: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVE-2025-55130 · CVE-2025-55131 · CVE-2025-55132 · CVE-2025-59464 · CVE-2026-2950 · CVE-2026-6734 · CVE-2026-9675 · CVE-2026-9678 · CVE-2026-9697 · CVE-2026-45149 · CVE-2026-48615 · CVE-2026-48618 · CVE-2026-48619 · CVE-2026-48928 · CVE-2026-48930 · CVE-2026-48933 · CVE-2026-48934 · CVE-2026-48935 · CVE-2026-48936 · CVE-2026-59868 · CVE-2026-59870

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-59868

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-407 · CWE-770

Original publisher date fields

published: 2026-07-08T16:16:33.270

lastModified: 2026-10-25T20:10:00.147

1 source CPE criteria · context only

cpe:2.3:a:nodeca:js-yaml:*:*:*:*:*:node.js:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-g796-fgmg-93mv

Published

js-yaml

npm

SEMVER · introduced 5.0.0 → fixed 5.2.0

Original source record · Cite this exact observation · Complete original publisher JSON