Denial-of-Service in the OpenCanary Redis service

{
  "id": "b58d3f541aff1ac2b5695d519b55347abc14fd2af62eb52a2b520981ac072e13",
  "url": "https://osv.dev/vulnerability/CVE-2026-85219",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Denial-of-Service in the OpenCanary Redis service",
    "summary": "Denial-of-Service in Redis module in Thinkst Canary's OpenCanary 0.9.9 allows an unauthenticated remote attacker cause unconstrained memory usage.",
    "evidence": "osv:CVE-2026-85219",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-85219",
      "aliases": [
        "CVE-2026-85219",
        "GHSA-77jg-5rmj-77jx"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/thinkst/opencanary",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "fb12e4fefbdb1b9acd1e5561a2614f827ab639ff"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0.4"
                      },
                      {
                        "fixed": "0.9.10"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.9.9",
            "v0.9.8",
            "v0.9.7",
            "v0.9.6",
            "v0.9.5",
            "v0.9.4",
            "v0.9.3",
            "v0.9.2",
            "v0.9.1",
            "v0.9.0",
            "v0.8.0",
            "0.7.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-85219.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:41.598684459Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85219.json",
        "https://github.com/thinkst/opencanary/security/advisories/GHSA-77jg-5rmj-77jx",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-85219",
        "https://github.com/thinkst/opencanary",
        "https://pypi.org/project/opencanary/"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-770"
        ],
        "cna_assigner": "ThinkstAppliedResearch",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85219.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-85219",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 509069,
  "published_at": "2026-09-21T19:39:43.314+00:00"
}