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.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - 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. (CVE-2026-82662)

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - 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. (CVE-2026-82662)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Type	Severity
473263	Echo: nodemailer: security update to 8.0.8	Tenable Cloud Security	Echo Local Security Checks	Local	high
473263	Echo: nodemailer: security update to 8.0.8	Tenable Self-Hosted Container Security	Echo Local Security Checks	Local	high
341985	Linux Distros Unpatched Vulnerability : CVE-2026-82662	Nessus	Misc.	Local	high
443189	SCA: security update for nodemailer (GHSA-r7g4-qg5f-qqm2)	Tenable Cloud Security	SCA Checks	Local	high
443189	SCA: security update for nodemailer (GHSA-r7g4-qg5f-qqm2)	Tenable Self-Hosted Container Security	SCA Checks	Local	high

Detections

Analytics

CVE-2026-82662

high

Tenable Plugins

high

high

high

high

high