{"schema_version":1,"title":"GNU Coreutils vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in GNU Coreutils: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-56392, was published on 24 July 2026.","url":"https://junglewise.ai/threats/technologies/coreutils","json_url":"https://junglewise.ai/threats/technologies/coreutils.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/coreutils","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":4,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":2,"last_365_days":3},"latest":[{"cve":"CVE-2026-56392","cvss":1.8,"slug":"cve-2026-56392-gnu-coreutils-heap-buffer-overflow-in-unexpand","title":"GNU coreutils heap buffer overflow in unexpand","severity":"info","exploited":false,"published_at":"2026-07-24T09:16:25.147+00:00","url":"https://junglewise.ai/threats/cve-2026-56392-gnu-coreutils-heap-buffer-overflow-in-unexpand"},{"cve":"CVE-2026-56391","cvss":4.6,"slug":"cve-2026-56391-gnu-coreutils-out-of-bounds-read-in-uniq","title":"GNU coreutils out-of-bounds read in uniq","severity":"info","exploited":false,"published_at":"2026-07-24T09:16:25.003+00:00","url":"https://junglewise.ai/threats/cve-2026-56391-gnu-coreutils-out-of-bounds-read-in-uniq"},{"cvss":5.5,"slug":"uutils-coreutils-incorrect-exit-code-in-chown-and-chgrp-425aff42","title":"uutils coreutils incorrect exit code in chown and chgrp","severity":"medium","exploited":false,"published_at":"2026-04-22T18:31:44+00:00","url":"https://junglewise.ai/threats/uutils-coreutils-incorrect-exit-code-in-chown-and-chgrp-425aff42"},{"cve":"CVE-2025-5278","cvss":4.4,"epss":0.0013,"slug":"cve-2025-5278-gnu-coreutils-heap-buffer-under-read-in-sort-utility","title":"GNU Coreutils heap buffer under-read in sort utility","severity":"medium","exploited":false,"published_at":"2025-05-27T21:15:23.197+00:00","url":"https://junglewise.ai/threats/cve-2025-5278-gnu-coreutils-heap-buffer-under-read-in-sort-utility"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Gnu Binutils","slug":"binutils","vulnerabilities":36,"url":"https://junglewise.ai/threats/technologies/binutils"},{"name":"Gnu Glibc","slug":"glibc","vulnerabilities":20,"url":"https://junglewise.ai/threats/technologies/glibc"},{"name":"GnuTLS","slug":"gnutls","vulnerabilities":20,"url":"https://junglewise.ai/threats/technologies/gnutls"},{"name":"Gnu LibreDWG","slug":"libredwg","vulnerabilities":13,"url":"https://junglewise.ai/threats/technologies/libredwg"},{"name":"GNU tar","slug":"tar","vulnerabilities":8,"url":"https://junglewise.ai/threats/technologies/tar"},{"name":"Gnu Bash","slug":"bash","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/bash"},{"name":"GNU C Library","slug":"gnu-c-library","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/gnu-c-library"},{"name":"Gnu Emacs","slug":"emacs","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/emacs"},{"name":"Gnu Wget","slug":"wget","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/wget"},{"name":"Gnu Grub2","slug":"grub2","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/grub2"},{"name":"Gnu Cpio","slug":"cpio","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/cpio"},{"name":"Gnu Gawk","slug":"gawk","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/gawk"}],"technology":{"hub":true,"name":"GNU Coreutils","slug":"coreutils","vendor":{"name":"Gnu","slug":"gnu","url":"https://junglewise.ai/threats/vendors/gnu"},"aliases":[],"category":"library","homepage":"https://www.gnu.org/software/coreutils/","repo_url":"https://git.savannah.gnu.org/git/coreutils.git","description":"The GNU Coreutils are the basic file, shell and text manipulation utilities of the GNU operating system.","url":"https://junglewise.ai/threats/technologies/coreutils"},"most_severe":[{"cvss":5.5,"slug":"uutils-coreutils-incorrect-exit-code-in-chown-and-chgrp-425aff42","title":"uutils coreutils incorrect exit code in chown and chgrp","severity":"medium","exploited":false,"published_at":"2026-04-22T18:31:44+00:00","url":"https://junglewise.ai/threats/uutils-coreutils-incorrect-exit-code-in-chown-and-chgrp-425aff42"},{"cve":"CVE-2025-5278","cvss":4.4,"epss":0.0013,"slug":"cve-2025-5278-gnu-coreutils-heap-buffer-under-read-in-sort-utility","title":"GNU Coreutils heap buffer under-read in sort utility","severity":"medium","exploited":false,"published_at":"2025-05-27T21:15:23.197+00:00","url":"https://junglewise.ai/threats/cve-2025-5278-gnu-coreutils-heap-buffer-under-read-in-sort-utility"},{"cve":"CVE-2026-56391","cvss":4.6,"slug":"cve-2026-56391-gnu-coreutils-out-of-bounds-read-in-uniq","title":"GNU coreutils out-of-bounds read in uniq","severity":"info","exploited":false,"published_at":"2026-07-24T09:16:25.003+00:00","url":"https://junglewise.ai/threats/cve-2026-56391-gnu-coreutils-out-of-bounds-read-in-uniq"},{"cve":"CVE-2026-56392","cvss":1.8,"slug":"cve-2026-56392-gnu-coreutils-heap-buffer-overflow-in-unexpand","title":"GNU coreutils heap buffer overflow in unexpand","severity":"info","exploited":false,"published_at":"2026-07-24T09:16:25.147+00:00","url":"https://junglewise.ai/threats/cve-2026-56392-gnu-coreutils-heap-buffer-overflow-in-unexpand"}],"generated_at":"2026-09-26T09:11:00.170868+00:00"}