{"schema_version":1,"title":"Open Container Initiative Runc vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Open Container Initiative Runc: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-41579, was published on 1 July 2026.","url":"https://junglewise.ai/threats/technologies/runc","json_url":"https://junglewise.ai/threats/technologies/runc.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/runc","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":1,"last_365_days":2},"latest":[{"cve":"CVE-2026-41579","cvss":3.3,"epss":0.0017,"slug":"cve-2026-41579-opencontainers-runc-symlink-following-in-rootfs-setup","title":"opencontainers runc symlink following in rootfs setup","severity":"low","exploited":false,"published_at":"2026-07-01T02:17:00.193+00:00","url":"https://junglewise.ai/threats/cve-2026-41579-opencontainers-runc-symlink-following-in-rootfs-setup"},{"cve":"CVE-2025-31133","cvss":4,"epss":0.0084,"slug":"cve-2025-31133-runc-multiple-container-escape-and-isolation-vulnerabilities","title":"GO-2025-4096 - Container escape via \"masked path\" abuse due to mount race conditions in github.com/opencontainers/runc","severity":"high","exploited":false,"published_at":"2025-11-18T15:44:15+00:00","url":"https://junglewise.ai/threats/cve-2025-31133-runc-multiple-container-escape-and-isolation-vulnerabilities"},{"cve":"CVE-2024-21626","cvss":8.6,"epss":0.1809,"slug":"cve-2024-21626-opencontainers-runc-container-breakout-via-leaked-file","title":"opencontainers runc container breakout via leaked file descriptors","severity":"high","exploited":false,"published_at":"2024-01-31T22:44:08+00:00","url":"https://junglewise.ai/threats/cve-2024-21626-opencontainers-runc-container-breakout-via-leaked-file"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":1},{"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":0},{"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":[],"technology":{"hub":true,"name":"Open Container Initiative Runc","slug":"runc","vendor":{"name":"Open Container Initiative","slug":"open-container-initiative","url":"https://junglewise.ai/threats/vendors/open-container-initiative"},"aliases":[],"category":"container-runtime","homepage":"https://github.com/opencontainers/runc","repo_url":"https://github.com/opencontainers/runc","description":"A CLI tool for spawning and running containers according to the OCI specification.","url":"https://junglewise.ai/threats/technologies/runc"},"most_severe":[{"cve":"CVE-2024-21626","cvss":8.6,"epss":0.1809,"slug":"cve-2024-21626-opencontainers-runc-container-breakout-via-leaked-file","title":"opencontainers runc container breakout via leaked file descriptors","severity":"high","exploited":false,"published_at":"2024-01-31T22:44:08+00:00","url":"https://junglewise.ai/threats/cve-2024-21626-opencontainers-runc-container-breakout-via-leaked-file"},{"cve":"CVE-2025-31133","cvss":4,"epss":0.0084,"slug":"cve-2025-31133-runc-multiple-container-escape-and-isolation-vulnerabilities","title":"GO-2025-4096 - Container escape via \"masked path\" abuse due to mount race conditions in github.com/opencontainers/runc","severity":"high","exploited":false,"published_at":"2025-11-18T15:44:15+00:00","url":"https://junglewise.ai/threats/cve-2025-31133-runc-multiple-container-escape-and-isolation-vulnerabilities"},{"cve":"CVE-2026-41579","cvss":3.3,"epss":0.0017,"slug":"cve-2026-41579-opencontainers-runc-symlink-following-in-rootfs-setup","title":"opencontainers runc symlink following in rootfs setup","severity":"low","exploited":false,"published_at":"2026-07-01T02:17:00.193+00:00","url":"https://junglewise.ai/threats/cve-2026-41579-opencontainers-runc-symlink-following-in-rootfs-setup"}],"generated_at":"2026-09-26T16:07:00.132667+00:00"}