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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2020-11070

The SVG Sanitizer extension for TYPO3 has a cross-site scripting vulnerability in versions before 1.0.3. Slightly invalid or incomplete SVG markup is not correctly processed and thus not sanitized at all. Albeit the markup is not valid it still is evaluated in browsers and leads to cross-site scripting. This is fixed in version 1.0.3.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-11070
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 10:48 UTC · Revision 1

Source evidence

CVE-2020-11070

core-osv · Original source

Published 13 May 2020, 19:15 UTC

The SVG Sanitizer extension for TYPO3 has a cross-site scripting vulnerability in versions before 1.0.3. Slightly invalid or incomplete SVG markup is not correctly processed and thus not sanitized at all. Albeit the markup is not valid it still is evaluated in browsers and leads to cross-site scripting. This is fixed in version 1.0.3.

osv:CVE-2020-11070
Complete source record
{
  "id": "87a78f342260d780dc63792bc540bbb662be4b6aee6fea58d894d0aa7cc1d3d4",
  "url": "https://osv.dev/vulnerability/CVE-2020-11070",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-11070",
    "summary": "The SVG Sanitizer extension for TYPO3 has a cross-site scripting vulnerability in versions before 1.0.3. Slightly invalid or incomplete SVG markup is not correctly processed and thus not sanitized at all. Albeit the markup is not valid it still is evaluated in browsers and leads to cross-site scripting. This is fixed in version 1.0.3.",
    "evidence": "osv:CVE-2020-11070",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-11070",
      "aliases": [
        "CVE-2020-11070",
        "GHSA-59cf-m7v5-wh5w"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/typo3gmbh/svg_sanitizer",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4e37139377cd8f2c3e46ab62059965fe785d5109"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:typo3:svg_sanitizer:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.0.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.0.2",
            "v1.0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11070.json"
          }
        }
      ],
      "modified": "2026-10-20T10:51:45.605918728Z",
      "provider": "osv",
      "references": [
        "https://github.com/TYPO3GmbH/svg_sanitizer/security/advisories/GHSA-59cf-m7v5-wh5w"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-11070",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382882,
  "published_at": "2020-05-13T19:15:11.597+00:00"
}