Security advisory

{
  "id": "c39dc71b5ce049a786c57589275bdadda55730df6db772b99e7c6ce72818e5c6",
  "url": "https://osv.dev/vulnerability/CVE-2021-4121",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-4121",
    "summary": "yetiforcecrm is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
    "evidence": "osv:CVE-2021-4121",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-4121",
      "aliases": [
        "CVE-2021-4121",
        "GHSA-j85f-xw9x-ffwp"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/yetiforcecompany/yetiforcecrm",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "02c7b0d5a71362de450a5f4448ffa2f01a0d187c"
                },
                {
                  "fixed": "6b5967198e43b6fbb3b2715b49c6cd5b12ce08c3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:yetiforce:yetiforce_customer_relationship_management:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "6.3.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "6b5967198e43b6fbb3b2715b49c6cd5b12ce08c3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "6.3.0",
            "6.2.0",
            "5.3.0",
            "4.4.0",
            "4.4.0_RC3",
            "4.4.0_RC_2",
            "4.4.0_RC2",
            "4.4.0_RC1",
            "4.3.0",
            "1.3.0",
            "1.2.0",
            "1.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4121.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:58.116216215Z",
      "provider": "osv",
      "references": [
        "https://github.com/yetiforcecompany/yetiforcecrm/commit/6b5967198e43b6fbb3b2715b49c6cd5b12ce08c3",
        "https://huntr.dev/bounties/6da878de-acdb-4b97-b9ff-9674c3f0881d"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-4121",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384792,
  "published_at": "2021-12-16T08:15:07.827+00:00"
}