Incinga Web 2.8.2 Client-Side Cross-Site Scripting via EventListener

{
  "id": "70c4cd7d3b88982ed213348e9bbe7b4d21a12e200248d1c47a391723f219cc22",
  "url": "https://osv.dev/vulnerability/CVE-2022-50942",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Incinga Web 2.8.2 Client-Side Cross-Site Scripting via EventListener",
    "summary": "Incinga Web 2.8.2 contains a client-side cross-site scripting vulnerability that allows remote attackers to inject malicious script codes through the icinga.min.js file. Attackers can exploit the EventListener.handleEvent method to execute arbitrary scripts, potentially leading to session hijacking and non-persistent phishing attacks.",
    "evidence": "osv:CVE-2022-50942",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-50942",
      "aliases": [
        "CVE-2022-50942"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/icinga/icingaweb2",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8a89839af94a247ee2149b2336c73b8251b477c0"
                },
                {
                  "last_affected": "8a89839af94a247ee2149b2336c73b8251b477c0"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "2.8.2"
                      },
                      {
                        "last_affected": "2.8.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.8.2",
            "v2.8.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50942.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:20.952520682Z",
      "provider": "osv",
      "references": [
        "https://icinga.com/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50942.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50942",
        "https://www.vulncheck.com/advisories/inciga-web-client-side-cross-site-scripting-via-eventlistener",
        "https://github.com/Icinga/icingaweb2",
        "https://www.vulnerability-lab.com/get_content.php?id=2273"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50942.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50942",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 487119,
  "published_at": "2026-02-01T12:15:52.927+00:00"
}