{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "e42c395ec4b03fe62973a669c9209a673838b8a4"
            }
          ],
          "repo": "https://github.com/guardian/language-system",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34096.json"
  },
  "details": "Guardian language-system fails to sanitize the name GET parameter before outputting it into an HTML input value attribute in designer.php (line 57). An authenticated attacker can craft a URL containing script tags that execute in the victim's browser session.",
  "id": "CVE-2026-34096",
  "modified": "2026-10-08T02:30:57.563571607Z",
  "published": "2026-07-01T15:53:40.936Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34096.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-34096"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/guardian-language-system-xss-via-designer-php-name-parameter"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/guardian/language-system"
    },
    {
      "type": "EVIDENCE",
      "url": "https://gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc1c33052e08dad"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Guardian Language-System XSS via name Parameter in designer.php"
}