EUVD-2026-42321

linkify-it: Quadratic-complexity DoS via the mailto: validator scan-loop on attacker text...

CVE-2026-59887

linkify-it is a links recognition library with full Unicode support. Prior to 5.0.2, the mailto: schema validator used by .test and .match can be invoked at every mailto: occurrence and scan the remaining input through srcemailname in lib/re.mjs, causing On^2 CPU consumption on crafted user text...

CVE-2026-59887 linkify-it: Quadratic-complexity DoS via the `mailto:` validator scan-loop on attacker text

linkify-it is a links recognition library with full Unicode support. Prior to 5.0.2, the mailto: schema validator used by .test and .match can be invoked at every mailto: occurrence and scan the remaining input through srcemailname in lib/re.mjs, causing On^2 CPU consumption on crafted user text...

CVE-2026-59887

linkify-it is a links recognition library with full Unicode support. Prior to 5.0.2, the mailto: schema validator used by .test and .match can be invoked at every mailto: occurrence and scan the remaining input through srcemailname in lib/re.mjs, causing On^2 CPU consumption on crafted user text...

PT-2026-56502

Name of the Vulnerable Software and Affected Versions linkify-it versions prior to 5.0.2 Confluence Data Center versions 9.0.1, 9.1.0, 9.2.0, 9.3.1, 9.4.0, 9.5.1, 10.1.2, and 10.2.0 Description A Regular Expression Denial of Service ReDoS exists in the mailto: schema validator. When using the .te...