CVE-2026-103090

{
  "etk_id": "ETK-2026-2368",
  "cve_id": "CVE-2026-103090",
  "display_id": "CVE-2026-103090",
  "ghsa_id": "GHSA-hp3x-79wr-rx66",
  "euvd_id": "EUVD-2026-107668",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated credential disclosure in Google SAM",
  "summary": "Google SAM versions 0.1.0-alpha.1 through 0.1.0-alpha.8 expose enrollment-related control-plane endpoints that can disclose a peer identity token without authentication. A remote attacker who can obtain a peer identifier may use the disclosed token to read mesh policies or modify advertised router addresses.",
  "mitigation": "Upgrade github.com/google/sam to version 0.1.0-alpha.9 or later. Restrict access to the control-plane endpoints until the upgrade is complete.",
  "vendor": "Google",
  "product": "SAM",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0.1.0-alpha.1, < 0.1.0-alpha.9"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "0.1.0-alpha.9"
      ],
      "package_name": "github.com/google/sam",
      "purl": null
    }
  ],
  "cwes": [
    306
  ],
  "cvss_score": 8.8,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 19.9341448,
  "t0_at": "2026-10-21T22:16:59.777000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-21T23:15:38.612352+00:00",
      "days": 0.04072726101851852,
      "is_lower_bound": false,
      "measured_at": "2026-10-21T22:16:59.777000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-21T22:16:59.777000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-21T22:16:59.777000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-103090"
    }
  }
}