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Critical

Security advisory

Type: advisorySources: OSVCVE: CVE-2020-35128

Mautic before 3.2.4 is affected by stored XSS. An attacker with permission to manage companies, an application feature, could attack other users, including administrators. For example, by loading an externally crafted JavaScript file, an attacker could eventually perform actions as the target user. These actions include changing the user passwords, altering user or email addresses, or adding a new administrator to the system.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-35128
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 05:38 UTC · Revision 1

Source evidence

CVE-2020-35128

core-osv · Original source

Published 19 Jan 2021, 14:15 UTC

Mautic before 3.2.4 is affected by stored XSS. An attacker with permission to manage companies, an application feature, could attack other users, including administrators. For example, by loading an externally crafted JavaScript file, an attacker could eventually perform actions as the target user. These actions include changing the user passwords, altering user or email addresses, or adding a new administrator to the system.

osv:CVE-2020-35128
Complete source record
{
  "id": "f501eeacb0c097d0c5b2dd3bb8636d8707decaf2a314f5d01076b1d615c22953",
  "url": "https://osv.dev/vulnerability/CVE-2020-35128",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-35128",
    "summary": "Mautic before 3.2.4 is affected by stored XSS. An attacker with permission to manage companies, an application feature, could attack other users, including administrators. For example, by loading an externally crafted JavaScript file, an attacker could eventually perform actions as the target user. These actions include changing the user passwords, altering user or email addresses, or adding a new administrator to the system.",
    "evidence": "osv:CVE-2020-35128",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-35128",
      "aliases": [
        "CVE-2020-35128",
        "GHSA-98j2-3jv7-274m"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mautic/mautic",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0eca57e56f026e197e92d6503d775638c5c9beff"
                },
                {
                  "fixed": "0e05617f12dab886e0d45ec26aa43973f25a134d"
                },
                {
                  "introduced": "d41e81d07e680bf4747128af44e533ac6615305a"
                },
                {
                  "fixed": "540c62d6fdfb886b328f792cbc6d2959034d9317"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:acquia:mautic:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "fixed": "2.16.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:acquia:mautic:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.2.0"
                      },
                      {
                        "fixed": "3.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.16.4",
            "3.2.3",
            "3.2.2",
            "3.2.1",
            "3.2.2-rc",
            "3.2.0-rc",
            "3.1.0",
            "3.1.0-rc",
            "3.0.1",
            "2.16.3",
            "2.16.3-beta",
            "2.16.2",
            "2.16.2-beta",
            "2.14.2-beta",
            "2.12.2-beta",
            "2.8.0",
            "2.7.1",
            "2.7.0",
            "2.6.1",
            "2.6.0",
            "2.5.1",
            "2.5.0",
            "2.4.0",
            "2.3.0",
            "2.2.1",
            "2.2.0",
            "2.1.1",
            "2.1.0",
            "2.0.1",
            "2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-35128.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:31.473023697Z",
      "provider": "osv",
      "references": [
        "https://forum.mautic.org/c/announcements/16",
        "https://labs.bishopfox.com/advisories/mautic-version-3.2.2",
        "https://forum.mautic.org/t/security-release-for-all-versions-of-mautic-prior-to-2-16-5-and-3-2-4/17786"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-35128",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 432819,
  "published_at": "2021-01-19T14:15:12.153+00:00"
}