{"vulnerability": "CVE-2026-59887", "sightings": [{"uuid": "37ffe8d0-c8a1-4e2a-b1db-d309812b3f3f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-59887", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mq5to6wxdf2t", "content": "CVE-2026-59887 - linkify-it: Quadratic-complexity DoS via the `mailto:` validator scan-loop on attacker text\nCVE ID : CVE-2026-59887\n \n Published : July 8, 2026, 5:17 p.m. | 31\u00a0minutes ago\n \n Description : linkify-it is a links recognition library with full Unicode support. Pr...", "creation_timestamp": "2026-07-08T19:21:00.632168Z"}, {"uuid": "4a102df1-07a7-40fa-9297-fa842f4f1575", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-59887", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3mq6u5ij4ws2n", "content": "CVE-2026-59887 - ReDoS in linkify-it library. Malicious mailto: inputs cause O(n^2) CPU consumption. CVSS 7.5. No patch available. Update to 5.0.2. #CVE #JavaScript #infosec\n\nhttps://www.valtersit.com/cve/CVE-2026-59887/", "creation_timestamp": "2026-07-09T05:02:17.217428Z"}, {"uuid": "7e9d1b94-026d-4918-8bc6-e134151cb816", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-59887", "type": "published-proof-of-concept", "source": "https://github.com/markdown-it/linkify-it/security/advisories/GHSA-v245-v573-v5vm", "content": "", "creation_timestamp": "2026-07-21T20:35:13.677499Z"}]}