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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2019-14769

Backdrop CMS 1.12.x before 1.12.8 and 1.13.x before 1.13.3 doesn't sufficiently filter output when displaying certain block labels created by administrators. An attacker could potentially craft a specialized label, then have an administrator execute scripting when administering a layout. (This issue is mitigated by the attacker needing permission to create custom blocks on the site, which is typically an administrative permission.)

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2019-14769
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 06:54 UTC · Revision 1

Source evidence

CVE-2019-14769

core-osv · Original source

Published 8 Aug 2019, 02:15 UTC

Backdrop CMS 1.12.x before 1.12.8 and 1.13.x before 1.13.3 doesn't sufficiently filter output when displaying certain block labels created by administrators. An attacker could potentially craft a specialized label, then have an administrator execute scripting when administering a layout. (This issue is mitigated by the attacker needing permission to create custom blocks on the site, which is typically an administrative permission.)

osv:CVE-2019-14769
Complete source record
{
  "id": "c822240029cb81a9ca0c2109001fca6195717d4a028775008743d406d036b8cd",
  "url": "https://osv.dev/vulnerability/CVE-2019-14769",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-14769",
    "summary": "Backdrop CMS 1.12.x before 1.12.8 and 1.13.x before 1.13.3 doesn't sufficiently filter output when displaying certain block labels created by administrators. An attacker could potentially craft a specialized label, then have an administrator execute scripting when administering a layout. (This issue is mitigated by the attacker needing permission to create custom blocks on the site, which is typically an administrative permission.)",
    "evidence": "osv:CVE-2019-14769",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-14769",
      "aliases": [
        "CVE-2019-14769"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/backdrop/backdrop",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b7f9a6908911617be8f83ea1d7daaa3be2453874"
                },
                {
                  "fixed": "39834e27992e5192a133890c9dcb113c86f49dad"
                },
                {
                  "introduced": "9d7c5d90930b5b21f3183d035e1cfa9471b8827d"
                },
                {
                  "fixed": "fe4686657d2a73aadb6abbd040ffb35bf6c3afe0"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:backdropcms:backdrop:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.12.0"
                      },
                      {
                        "fixed": "1.12.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:backdropcms:backdrop:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.13.0"
                      },
                      {
                        "fixed": "1.13.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.13.2",
            "1.13.1",
            "1.13.0",
            "1.12.7",
            "1.12.6",
            "1.12.5",
            "1.12.4",
            "1.12.3",
            "1.12.2",
            "1.12.1",
            "1.12.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-14769.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:46.108880731Z",
      "provider": "osv",
      "references": [
        "https://backdropcms.org/security/backdrop-sa-core-2019-011"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-14769",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436262,
  "published_at": "2019-08-08T02:15:11.023+00:00"
}