Security advisory

{
  "id": "ff3cc70c2a9226838f82d8f09809b3f406bf1a47caa8277d2408cf26d2ffa99f",
  "url": "https://osv.dev/vulnerability/CVE-2021-23135",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-23135",
    "summary": "Exposure of System Data to an Unauthorized Control Sphere vulnerability in web UI of Argo CD allows attacker to cause leaked secret data into web UI error messages and logs. This issue affects Argo CD 1.8 versions prior to 1.8.7; 1.7 versions prior to 1.7.14.",
    "evidence": "osv:CVE-2021-23135",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-23135",
      "aliases": [
        "BIT-argo-cd-2021-23135",
        "CVE-2021-23135",
        "GHSA-fp89-h8pj-8894"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/argoproj/argo-cd",
              "type": "GIT",
              "events": [
                {
                  "introduced": "24b93197e05d02e31f6b788e53b529cadcf2ccd4"
                },
                {
                  "fixed": "92b02379b980da45c6b9249f56e1114f294f2d8e"
                },
                {
                  "introduced": "30348417a9603ec1c0e40b335cdf0fd83192bad0"
                },
                {
                  "fixed": "eb3d1fb84b9b77cdffd70b14c4f949f1c64a9416"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:argoproj:argo_cd:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.7.0"
                      },
                      {
                        "fixed": "1.7.14"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:argoproj:argo_cd:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.8.0"
                      },
                      {
                        "fixed": "1.8.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.8.6",
            "v1.7.13",
            "v1.7.12",
            "v1.8.5",
            "v1.8.4",
            "v1.8.3",
            "v1.8.2",
            "v1.7.11",
            "v1.8.1",
            "v1.8.0",
            "v1.7.10",
            "v1.7.9",
            "v1.7.8",
            "v1.7.7",
            "v1.7.6",
            "v1.7.5",
            "v1.7.4",
            "v1.7.3",
            "v1.7.2",
            "v1.7.1",
            "v1.7.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23135.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:16.964653469Z",
      "provider": "osv",
      "references": [
        "https://github.com/argoproj/argo-cd/security/advisories/GHSA-fp89-h8pj-8894"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-23135",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384252,
  "published_at": "2021-05-12T23:15:07.757+00:00"
}