{
  "cveId": "CVE-2026-123613",
  "url": "https://patchblox.com/security/cve/CVE-2026-123613",
  "summary": "CVE-2026-123613 is fixed in rust-rustls on 1 platform by DEBIAN-CVE-2026-123613 (version 0.23.45\u002Bds-1), released November 9, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "rust-rustls: Rustls from 0.23.13 before 0.23.45 accepts TLS 1.3 handshake messages at the wrong encryption level when they follow...",
  "description": "Rustls from 0.23.13 before 0.23.45 accepts TLS 1.3 handshake messages at the wrong encryption level when they follow a key-changing message in the same record, because Deframer::aligned does not enforce RFC 8446 record-boundary alignment. A peer or on-path attacker can pack a plaintext EncryptedExtensions with the ServerHello, which rustls accepts unencrypted.",
  "published": "2026-11-08T02:16:56Z",
  "severity": "medium",
  "cvss": 5.3,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
  "epss": 0.00156,
  "epssPercentile": 0.04784,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "rust-rustls",
      "release": "Debian 14",
      "fixedVersion": "0.23.45\u002Bds-1",
      "fix": "DEBIAN-CVE-2026-123613",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-123613",
      "released": "2026-11-09T02:18:44Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}