{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "5.2.3"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4cab078c93054f55d8fb36990a7ec7550f443932"
            }
          ],
          "repo": "https://github.com/baserproject/basercms",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-jmq3-x8q7-j9qm"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30879.json"
  },
  "details": "baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has a cross-site scripting vulnerability in blog posts. This issue has been patched in version 5.2.3.",
  "id": "CVE-2026-30879",
  "modified": "2026-08-12T03:51:40.045014949Z",
  "published": "2026-03-31T00:45:50.416Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://basercms.net/security/JVN_20837860"
    },
    {
      "type": "WEB",
      "url": "https://github.com/baserproject/basercms/releases/tag/5.2.3"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30879.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/baserproject/basercms/security/advisories/GHSA-jmq3-x8q7-j9qm"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30879"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "baserCMS: Cross-site scripting vulnerability in blog post"
}