GHSA-HWMC-R6MF-JH83

Vulnerability from github – Published: 2026-07-01 18:32 – Updated: 2026-07-01 18:33
VLAI
Summary
Schema.org has cross-site scripting (XSS) via script break-out in toScript() output
Details

Schema.org has a cross-site scripting (XSS) vulnerability via script break-out in toScript() output.

Severity
1.3 (Low)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "spatie/schema-org"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.23.1"
            },
            {
              "fixed": "3.23.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "spatie/schema-org"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.0.0"
            },
            {
              "fixed": "4.0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-07-01T18:32:31Z",
    "nvd_published_at": null,
    "severity": "LOW"
  },
  "details": "Schema.org has a cross-site scripting (XSS) vulnerability via script break-out in toScript() output.",
  "id": "GHSA-hwmc-r6mf-jh83",
  "modified": "2026-07-01T18:33:02Z",
  "published": "2026-07-01T18:32:31Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/spatie/schema-org/pull/242"
    },
    {
      "type": "WEB",
      "url": "https://github.com/spatie/schema-org/commit/be389b4759214c11cc1364a16e34a929c5af5a88"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/spatie/schema-org/2026-04-20.yaml"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/spatie/schema-org"
    },
    {
      "type": "WEB",
      "url": "https://github.com/spatie/schema-org/releases/tag/4.0.2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Schema.org has cross-site scripting (XSS) via script break-out in toScript() output"
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.