CVE-2025-47940: Typo3/cms core TYPO3 Allows Privilege Escalation To Vulnerability
HIGHCVE-2025-47940 is a HIGH (CVSS 7.2) typo3 allows privilege escalation to vulnerability (CWE-283: Unverified Ownership) affecting Typo3/cms core libraries in the Packagist ecosystem. The issue involves typo3 allows privilege escalation to system maintainer. Remediation is available by upgrading affected packages to version 10.4.50, 11.5.44, 12.4.31, 13.4.12.
CVE-2025-47940 at a Glance
Security Impact
CVSS: 7.2
The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).
How to Fix CVE-2025-47940
To remediate this vulnerability, upgrade all affected Typo3/cms core dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.
Upgrade typo3/cms-core to 10.4.50Upgrade typo3/cms-core to 11.5.44Upgrade typo3/cms-core to 12.4.31Upgrade typo3/cms-core to 13.4.12Run the following command in your project directory to verify that all resolved dependencies use the patched release:
inspect dependencies for typo3/cms-coreHow to Check if You Are Affected
To determine whether your application is affected by CVE-2025-47940, inspect your project dependencies for Typo3/cms core:
inspect dependencies for typo3/cms-coreAnalyze the terminal output to locate any version of Typo3/cms core in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 10.4.50), your application is affected.
Note: Verify declared build manifests and deployed runtime container environments.
Technical Details
Vulnerability Mechanism & Technical Analysis
This vulnerability is classified under CWE-283: Unverified Ownership, where the product does not properly verify that a critical resource is owned by the proper entity. In Typo3/cms core, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.
Source Advisory Statement
CVE-2025-47940 Affected Typo3/cms core Versions
4 component(s)| Product / Package | Ecosystem | Affected Versions | Fixed Version |
|---|---|---|---|
|
typo3/cms-core
|
Packagist |
≥ 10.4.0
< 10.4.50
|
10.4.50
|
|
typo3/cms-core
|
Packagist |
≥ 11.0.0
< 11.5.44
|
11.5.44
|
|
typo3/cms-core
|
Packagist |
≥ 12.0.0
< 12.4.31
|
12.4.31
|
|
typo3/cms-core
|
Packagist |
≥ 13.0.0
< 13.4.12
|
13.4.12
|
References
Frequently Asked Questions
What is CVE-2025-47940?
Which Typo3/cms core versions are affected?
What version fixes CVE-2025-47940?
Is typo3/cms-core affected?
What is the CVSS score of CVE-2025-47940?
What CWE is associated with CVE-2025-47940?
How can I check Packagist dependencies for CVE-2025-47940?
Machine-readable OSV JSON
OSV v1.5 Schema
{
"schema_version" : "1.4.0",
"id" : "GHSA-6frx-j292-c844",
"modified" : "2025-05-20T19:35:56Z",
"published" : "2025-05-20T19:35:56Z",
"aliases" : [ "CVE-2025-47940" ],
"summary" : "TYPO3 Allows Privilege Escalation to System Maintainer",
"details" : "### Problem\nAdministrator-level backend users without system maintainer privileges can escalate their privileges and gain system maintainer access. Exploiting this vulnerability requires a valid administrator account.\n\n### Solution\nUpdate to TYPO3 versions 10.4.50 ELTS, 11.5.44 ELTS, 12.4.31 LTS, 13.4.12 LTS that fix the problem described.\n\n### Credits\nThanks to Alexander Künzl for reporting this issue, and to TYPO3 core & security team member Oliver Hader for fixing it.",
"severity" : [ {
"type" : "CVSS_V3",
"score" : "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
} ],
"affected" : [ {
"package" : {
"ecosystem" : "Packagist",
"name" : "typo3/cms-core"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "10.4.0"
}, {
"fixed" : "10.4.50"
} ]
} ],
"database_specific" : {
"last_known_affected_version_range" : "<= 10.4.49"
}
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "typo3/cms-core"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "11.0.0"
}, {
"fixed" : "11.5.44"
} ]
} ],
"database_specific" : {
"last_known_affected_version_range" : "<= 11.5.43"
}
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "typo3/cms-core"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "12.0.0"
}, {
"fixed" : "12.4.31"
} ]
} ],
"database_specific" : {
"last_known_affected_version_range" : "<= 12.4.30"
}
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "typo3/cms-core"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "13.0.0"
}, {
"fixed" : "13.4.12"
} ]
} ],
"database_specific" : {
"last_known_affected_version_range" : "<= 13.4.11"
}
} ],
"references" : [ {
"type" : "WEB",
"url" : "https://github.com/TYPO3/typo3/security/advisories/GHSA-6frx-j292-c844"
}, {
"type" : "ADVISORY",
"url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-47940"
}, {
"type" : "WEB",
"url" : "https://github.com/TYPO3-CMS/core/commit/a659cc8c0ae05c44dd7f01d13629cdd2d0b7219b"
}, {
"type" : "PACKAGE",
"url" : "https://github.com/TYPO3-CMS/core"
}, {
"type" : "WEB",
"url" : "https://typo3.org/security/advisory/typo3-core-sa-2025-016"
} ],
"database_specific" : {
"cwe_ids" : [ "CWE-283" ],
"severity" : "HIGH",
"github_reviewed" : true,
"github_reviewed_at" : "2025-05-20T19:35:56Z",
"nvd_published_at" : "2025-05-20T14:15:50Z"
}
}