CVE-2026-100700 | BDVDB-2026-379939 Detail

Description#

nodemailer before 10.0.6 contains a denial of service vulnerability in the addressparser free-text fallback regex pattern that exhibits quadratic backtracking behavior. Attackers can supply crafted email header values with long whitespace-free runs to block the Node.js event loop for tens of seconds, causing service unavailability.

Impact#

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Exploit#

History#

1. Version 12026-09-26Record published in the CVE List.
2. Version 22026-09-28Most recent update recorded in the CVE List.