js-yaml is a JavaScript YAML parser and dumper. From 5.0.0 before 5.2.0, when merge keys are enabled, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each…
Exact source revision recorded 3 Nov 2026 12:01:34 UTC. It does not establish the source's current position. Latest evidence.
euvd · EUVD-2026-42302
Publishedjs-yaml is a JavaScript YAML parser and dumper. From 5.0.0 before 5.2.0, when merge keys are enabled, js-yaml can spend quadratic CPU time parsing a document whose size grows only linearly when a chain of mappings uses merge keys where each mapping merges the previous one. This issue is fixed in version 5.2.0.
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
- Source published
- Jul 8, 2026, 3:18:19 PM (timezone not stated)
- Source modified
- Jul 9, 2026, 1:42:54 PM (timezone not stated)
- Observed here
- 3 Nov 2026 12:01:34 UTC
- Source terms
- ENISA EUVD · source terms and attribution apply
Original source record · Cite this exact observation · Complete original publisher JSON
This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: euvd · ENISA EUVD · source terms and attribution apply. Source text is retained; field grouping and change labels are provided by ChangeIntel.
EUVD CVSS 3.1 · 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L