UnratedFix available

DEBIAN-CVE-2026-82662

Type: advisorySource: OSV1 source record

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.

Announced 31 Aug 2026Source revision 1

Original source ↗

DEBIAN-CVE-2026-82662

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-82662

node-nodemailer

Source reference: /affected/0/package/name

Affected versions: 10.0.0+~8.0.1-1
Source reference: /affected/0/versions
10.0.10+~8.0.1-1
Source reference: /affected/0/versions
10.0.10+~8.0.2-1
Source reference: /affected/0/versions
6.10.0+~6.4.17-1
Source reference: /affected/0/versions
6.8.0+~6.4.6-1
Source reference: /affected/0/versions
6.9.13+~6.4.14-1
Source reference: /affected/0/versions
6.9.15+~6.4.16-1
Source reference: /affected/0/versions
6.9.16+~6.4.16-1
Source reference: /affected/0/versions
6.9.4+~6.4.9-1
Source reference: /affected/0/versions
6.9.4+~6.4.9-2
Source reference: /affected/0/versions
6.9.4+~6.4.9-3
Source reference: /affected/0/versions
6.9.4+~6.4.9-4
Source reference: /affected/0/versions
7.0.10+~7.0.2-1
Source reference: /affected/0/versions
7.0.12+~7.0.5-1
Source reference: /affected/0/versions
7.0.5+~7.0.1-1
Source reference: /affected/0/versions
7.0.6+~7.0.1-1
Source reference: /affected/0/versions
7.0.9+~7.0.2-1
Source reference: /affected/0/versions
7.0.9+~7.0.2-2
Source reference: /affected/0/versions
8.0.11+~8.0.1-1
Source reference: /affected/0/versions
8.0.2+~7.0.11-1
Source reference: /affected/0/versions
8.0.3+~7.0.11-1
Source reference: /affected/0/versions
8.0.4+~7.0.11-1
Source reference: /affected/0/versions
8.0.4+~7.0.11-2
Source reference: /affected/0/versions
9.0.0+~8.0.1-1
Source reference: /affected/0/versions
9.0.3+~8.0.1-1
Source reference: /affected/0/versions
9.0.5+~8.0.1-1
Source reference: /affected/0/versions
9.0.6+~8.0.1-1
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

node-nodemailer

Source reference: /affected/1/package/name

Affected versions: 10.0.0+~8.0.1-1
Source reference: /affected/1/versions
10.0.10+~8.0.1-1
Source reference: /affected/1/versions
10.0.10+~8.0.2-1
Source reference: /affected/1/versions
6.10.0+~6.4.17-1
Source reference: /affected/1/versions
6.10.0+~6.4.17-1+deb13u1
Source reference: /affected/1/versions
7.0.10+~7.0.2-1
Source reference: /affected/1/versions
7.0.12+~7.0.5-1
Source reference: /affected/1/versions
7.0.5+~7.0.1-1
Source reference: /affected/1/versions
7.0.6+~7.0.1-1
Source reference: /affected/1/versions
7.0.9+~7.0.2-1
Source reference: /affected/1/versions
7.0.9+~7.0.2-2
Source reference: /affected/1/versions
8.0.11+~8.0.1-1
Source reference: /affected/1/versions
8.0.2+~7.0.11-1
Source reference: /affected/1/versions
8.0.3+~7.0.11-1
Source reference: /affected/1/versions
8.0.4+~7.0.11-1
Source reference: /affected/1/versions
8.0.4+~7.0.11-2
Source reference: /affected/1/versions
9.0.0+~8.0.1-1
Source reference: /affected/1/versions
9.0.3+~8.0.1-1
Source reference: /affected/1/versions
9.0.5+~8.0.1-1
Source reference: /affected/1/versions
9.0.6+~8.0.1-1
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

node-nodemailer

Source reference: /affected/2/package/name

Affected versions: 6.10.0+~6.4.17-1
Source reference: /affected/2/versions
7.0.10+~7.0.2-1
Source reference: /affected/2/versions
7.0.12+~7.0.5-1
Source reference: /affected/2/versions
7.0.5+~7.0.1-1
Source reference: /affected/2/versions
7.0.6+~7.0.1-1
Source reference: /affected/2/versions
7.0.9+~7.0.2-1
Source reference: /affected/2/versions
7.0.9+~7.0.2-2
Source reference: /affected/2/versions
8.0.2+~7.0.11-1
Source reference: /affected/2/versions
8.0.3+~7.0.11-1
Source reference: /affected/2/versions
8.0.4+~7.0.11-1
Source reference: /affected/2/versions
8.0.4+~7.0.11-2
Source reference: /affected/2/versions
Fixed versions: 8.0.11+~8.0.1-1
Source reference: /affected/2/ranges
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
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    ],
    "package": {
      "name": "node-nodemailer",
      "purl": "pkg:deb/debian/node-nodemailer?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "10.0.0+~8.0.1-1",
      "10.0.10+~8.0.1-1",
      "10.0.10+~8.0.2-1",
      "6.10.0+~6.4.17-1",
      "6.8.0+~6.4.6-1",
      "6.9.13+~6.4.14-1",
      "6.9.15+~6.4.16-1",
      "6.9.16+~6.4.16-1",
      "6.9.4+~6.4.9-1",
      "6.9.4+~6.4.9-2",
      "6.9.4+~6.4.9-3",
      "6.9.4+~6.4.9-4",
      "7.0.10+~7.0.2-1",
      "7.0.12+~7.0.5-1",
      "7.0.5+~7.0.1-1",
      "7.0.6+~7.0.1-1",
      "7.0.9+~7.0.2-1",
      "7.0.9+~7.0.2-2",
      "8.0.11+~8.0.1-1",
      "8.0.2+~7.0.11-1",
      "8.0.3+~7.0.11-1",
      "8.0.4+~7.0.11-1",
      "8.0.4+~7.0.11-2",
      "9.0.0+~8.0.1-1",
      "9.0.3+~8.0.1-1",
      "9.0.5+~8.0.1-1",
      "9.0.6+~8.0.1-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-82662.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "node-nodemailer",
      "purl": "pkg:deb/debian/node-nodemailer?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "10.0.0+~8.0.1-1",
      "10.0.10+~8.0.1-1",
      "10.0.10+~8.0.2-1",
      "6.10.0+~6.4.17-1",
      "6.10.0+~6.4.17-1+deb13u1",
      "7.0.10+~7.0.2-1",
      "7.0.12+~7.0.5-1",
      "7.0.5+~7.0.1-1",
      "7.0.6+~7.0.1-1",
      "7.0.9+~7.0.2-1",
      "7.0.9+~7.0.2-2",
      "8.0.11+~8.0.1-1",
      "8.0.2+~7.0.11-1",
      "8.0.3+~7.0.11-1",
      "8.0.4+~7.0.11-1",
      "8.0.4+~7.0.11-2",
      "9.0.0+~8.0.1-1",
      "9.0.3+~8.0.1-1",
      "9.0.5+~8.0.1-1",
      "9.0.6+~8.0.1-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-82662.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "8.0.11+~8.0.1-1"
          }
        ]
      }
    ],
    "package": {
      "name": "node-nodemailer",
      "purl": "pkg:deb/debian/node-nodemailer?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "6.10.0+~6.4.17-1",
      "7.0.10+~7.0.2-1",
      "7.0.12+~7.0.5-1",
      "7.0.5+~7.0.1-1",
      "7.0.6+~7.0.1-1",
      "7.0.9+~7.0.2-1",
      "7.0.9+~7.0.2-2",
      "8.0.2+~7.0.11-1",
      "8.0.3+~7.0.11-1",
      "8.0.4+~7.0.11-1",
      "8.0.4+~7.0.11-2"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-82662.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #58368 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 17:57:22 GMT
Publisher date: Mon, 31 Aug 2026 09:17:04 GMT

Read the original announcement