{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:remark42:remark42:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.6.1"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "dfb3436f306468745a47a5f0e25fcc5c9a931c56"
            }
          ],
          "repo": "https://github.com/umputun/remark42",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "remark42 before 1.6.1 allows XSS, as demonstrated by \"Locator: Locator{URL:\" followed by an XSS payload. This is related to backend/app/store/comment.go and backend/app/store/service/service.go.",
  "id": "CVE-2021-29271",
  "modified": "2026-07-08T05:38:04.679485411Z",
  "published": "2021-03-27T18:15:13.457Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://vuln.ryotak.me/advisories/19"
    },
    {
      "type": "FIX",
      "url": "https://github.com/umputun/remark42/compare/v1.6.0...v1.6.1"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}