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Nodemailer: Improper TLS Certificate Validation in OAuth2 Token Fetch Enables Credential Interception

CVE-2026-82662 affects nodemailer. CVSS base score 6.5 (GitHub Advisory Database). EPSS 0.00192 (percentile 0.08007), scored 2026-10-04. Affected range: <= 8.0.7. Fixed version: 8.0.8.

Published 2026-10-05 23:14:26.229075+00:00

CVE

CVE-2026-82662

Product

nodemailer

CCR priority

26.0 /100 (P4)

CVSS

6.5 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N · GitHub Advisory Database

EPSS

0.00192 · percentile 0.08007 · 2026-10-04

KEV

no

Affected products

• nodemailer · <= 8.0.7 · Fixed version: 8.0.8

Provenance

• GitHub Advisory Database · Source record · observed 2026-10-05 23:10:51.172112+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-82662.html