GHSA-5cxf-xx9j-54jc: Typo3/cms Cross-Site Scripting Vulnerability

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Advisory Summary

GHSA-5cxf-xx9j-54jc is a MODERATE cross-site scripting vulnerability (General Security Weakness) affecting Typo3/cms libraries in the Packagist ecosystem. The issue involves multiple cross-site scripting vulnerabilities in typo3 backend. Remediation is available by upgrading affected packages to version 6.2.16, 7.6.1.

GHSA-5cxf-xx9j-54jc at a Glance

CVE Identifier N/A
GHSA Identifier GHSA-5cxf-xx9j-54jc
Severity MODERATE
CVSS v3.1 Base Score N/A
CWE Classification General Security Weakness
Affected Product Typo3/cms
Package Ecosystem Packagist
Published Date
Last Updated

How to Fix GHSA-5cxf-xx9j-54jc

To remediate this vulnerability, upgrade all affected Typo3/cms dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

typo3/cms fixed: 6.2.16 
Upgrade typo3/cms to 6.2.16
typo3/cms fixed: 7.6.1 
Upgrade typo3/cms to 7.6.1
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for typo3/cms

How to Check if You Are Affected

To determine whether your application is affected by GHSA-5cxf-xx9j-54jc, inspect your project dependencies for Typo3/cms:

inspect dependencies for typo3/cms

Analyze the terminal output to locate any version of Typo3/cms in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 6.2.16), 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 General Security Weakness. In Typo3/cms, 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

Failing to properly encode user input, several backend components are susceptible to Cross-Site Scripting, allowing authenticated editors to inject arbitrary HTML or JavaScript.

GHSA-5cxf-xx9j-54jc Affected Typo3/cms Versions

2 component(s)
Fixed Versions:
6.2.167.6.1
Product / Package Ecosystem Affected Versions Fixed Version
typo3/cms
 Packagist
≥ 6.2.0
< 6.2.16
6.2.16
typo3/cms
 Packagist
≥ 7.0.0
< 7.6.1
7.6.1

References

Typo3/cms Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2015-12-15-1.yaml
Typo3/cms Security Information SECURITY
https://typo3.org/security/advisory/typo3-core-sa-2015-011
Typo3/cms Security Information SECURITY
https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2015-011

Frequently Asked Questions

What is GHSA-5cxf-xx9j-54jc?
GHSA-5cxf-xx9j-54jc is a security vulnerability in Typo3/cms involving Multiple Cross-Site Scripting vulnerabilities in TYPO3 backend under General Security Weakness.
Which Typo3/cms versions are affected?
Affected versions include releases prior to 6.2.16, 7.6.1 across affected packages: typo3/cms.
What version fixes GHSA-5cxf-xx9j-54jc?
Upgrading to 6.2.16, 7.6.1 (or the latest patched release for your respective branch) resolves the vulnerability.
Is typo3/cms affected?
Yes, typo3/cms is affected in releases prior to 6.2.16, 7.6.1. Upgrade your dependency to 6.2.16, 7.6.1 or later.
What CWE is associated with GHSA-5cxf-xx9j-54jc?
GHSA-5cxf-xx9j-54jc is classified under General Security Weakness.
How can I check Packagist dependencies for GHSA-5cxf-xx9j-54jc?
Run the dependency tree command: 'inspect dependencies for typo3/cms'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-5cxf-xx9j-54jc",
  "modified" : "2024-06-03T14:29:56Z",
  "published" : "2024-06-03T14:29:56Z",
  "aliases" : [ ],
  "summary" : "Multiple Cross-Site Scripting vulnerabilities in TYPO3 backend",
  "details" : "Failing to properly encode user input, several backend components are susceptible to Cross-Site Scripting, allowing authenticated editors to inject arbitrary HTML or JavaScript.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "typo3/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "6.2.0"
      }, {
        "fixed" : "6.2.16"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "typo3/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "7.0.0"
      }, {
        "fixed" : "7.6.1"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2015-12-15-1.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://typo3.org/security/advisory/typo3-core-sa-2015-011"
  }, {
    "type" : "WEB",
    "url" : "https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2015-011"
  } ],
  "database_specific" : {
    "cwe_ids" : [ ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-06-03T14:29:56Z",
    "nvd_published_at" : null
  }
}