{
  "cveId": "CVE-2026-81871",
  "url": "https://patchblox.com/security/cve/CVE-2026-81871",
  "summary": "CVE-2026-81871 is fixed in 2 products on 1 platform, first by SUSE-SU-2026:23984-1, released September 30, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "OpenTelemetry-Go: Log gRPC exporter ignores env TLS certs, bypassing mTLS/pinning",
  "description": "This update for helm fixes the following issues:\n\n- CVE-2026-63209: github.com/klauspost/compress: signed integer overflow in s2.NewDict() allows an attacker to bypass\n  repeat index validation and cause a process crash (bsc#1283642).\n- CVE-2026-78669: golang.org/x/net/http2: excessive CPU consumption from repeated initial window changes (bsc#1285273).\n- CVE-2026-81871: go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc: OpenTelemetry-Go: TLS certificate bypass\n  allows log telemetry interception and alteration (bsc#1281468).\n- CVE-2026-81872: go.opentelemetry.io/otel/sdk/log: OpenTelemetry-Go: Denial of Service via attacker-driven log emission\n  (bsc#1281469).\n- CVE-2026-85732: oras.land/oras-go/v2: blind SSRF via unvalidated Link header URL in pagination allows internal network\n  probing (bsc#1281112).\n\nChanges for helm:\n\n- Update to version 3.22.1",
  "published": "2026-09-19T01:02:50Z",
  "severity": "Moderate",
  "cwe": "Improper Certificate Validation",
  "epss": 0.00196,
  "epssPercentile": 0.09399,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81871",
  "fixes": [
    {
      "platform": "linux",
      "product": "distribution",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "3.1.1-160000.4.1",
      "fix": "OPENSUSE-SU-2026:22010-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-22010-1",
      "released": "2026-10-01T12:14:32Z"
    },
    {
      "platform": "linux",
      "product": "distribution",
      "release": "sles 16.0",
      "fixedVersion": "3.1.1-160000.4.1",
      "fix": "SUSE-SU-2026:23990-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23990-1",
      "released": "2026-10-01T12:12:02Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "4.3.0-160000.1.1",
      "fix": "OPENSUSE-SU-2026:21983-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21983-1",
      "released": "2026-09-30T17:58:26Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "sles 15.6",
      "fixedVersion": "3.22.1-150000.1.104.1",
      "fix": "SUSE-SU-2026:5119-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5119-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "sles 15.7",
      "fixedVersion": "3.22.1-150000.1.104.1",
      "fix": "SUSE-SU-2026:5119-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5119-1",
      "released": "2026-11-07T00:43:02Z"
    },
    {
      "platform": "linux",
      "product": "helm",
      "release": "sles 16.0",
      "fixedVersion": "4.3.0-160000.1.1",
      "fix": "SUSE-SU-2026:23984-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-23984-1",
      "released": "2026-09-30T17:49:13Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}