Twig fixes a security issue where escaping was missing when using null coalesce operator (??)

{
  "id": "36693f77495954ddb05d6a15fd165321763defcef91feb3388852676ebd79d81",
  "url": "https://osv.dev/vulnerability/CVE-2025-24374",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Twig fixes a security issue where escaping was missing when using null coalesce operator (??)",
    "summary": "Twig is a template language for PHP. When using the ?? operator, output escaping was missing for the expression on the left side of the operator. This vulnerability is fixed in 3.19.0.",
    "evidence": "osv:CVE-2025-24374",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-24374",
      "aliases": [
        "CVE-2025-24374",
        "GHSA-3xg3-cgvq-2xwr"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/twigphp/twig",
              "type": "GIT",
              "events": [
                {
                  "introduced": "475ad2dc97d65d8631393e721e7e44fb544f0561"
                },
                {
                  "fixed": "d4f8c2b86374f08efc859323dbcd95c590f7124e"
                },
                {
                  "fixed": "38576b12f05df3cc871bf68f39ccb46b418334a3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "3.16.0"
                      },
                      {
                        "fixed": "3.19.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "38576b12f05df3cc871bf68f39ccb46b418334a3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.18.0",
            "v3.17.1",
            "v3.17.0",
            "v3.16.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-24374.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.407711744Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/24xxx/CVE-2025-24374.json",
        "https://github.com/twigphp/Twig/security/advisories/GHSA-3xg3-cgvq-2xwr",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-24374",
        "https://github.com/twigphp/Twig/commit/38576b12f05df3cc871bf68f39ccb46b418334a3"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-74"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/24xxx/CVE-2025-24374.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-24374",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 504716,
  "published_at": "2025-01-29T15:22:34.012+00:00"
}