What is GHSA-frj6-5rhh-vwfw?

GHSA-frj6-5rhh-vwfw is a security advisory published by GitHub Security Advisories with High severity. Nodemailer before 8.0.8 disables TLS certificate verification in lib/fetch/index.js through...

Which CVE IDs does GHSA-frj6-5rhh-vwfw cover?

GHSA-frj6-5rhh-vwfw covers the following CVE IDs: CVE-2026-82662. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-frj6-5rhh-vwfw?

GHSA-frj6-5rhh-vwfw has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-frj6-5rhh-vwfwHighCVSS 6.5

Nodemailer before 8.0.8 disables TLS certificate verification in lib/fetch/index.js through...

Vendor

GitHub Security Advisories

Published

August 31, 2026

Last Modified

August 31, 2026

🔗 CVE IDs covered (1)

CVE-2026-82662 →

📋 Description

Nodemailer before 8.0.8 disables TLS certificate verification in lib/fetch/index.js through rejectUnauthorized: false, allowing attackers to intercept OAuth2 token requests. Attackers in a machine-in-the-middle position can capture OAuth client secrets, refresh tokens, and access tokens transmitted over compromised HTTPS connections.

🔗 References (4)

https://github.com/nodemailer/nodemailer/security/advisories/GHSA-r7g4-qg5f-qqm2
https://nvd.nist.gov/vuln/detail/CVE-2026-82662
https://www.vulncheck.com/advisories/nodemailer-before-8.0.8-tls-certificate-validation-bypass
https://github.com/advisories/GHSA-frj6-5rhh-vwfw