CVE-2010-4183: Ezyang/htmlpurifier Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-3p68-m5qw-9g9w
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CWE-79
Published
Advisory Summary

CVE-2010-4183 is a MODERATE cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Ezyang/htmlpurifier libraries in the Packagist ecosystem. The issue involves html purifier cross-site scripting (xss) vulnerability. Remediation is available by upgrading affected packages to version 4.1.0.

CVE-2010-4183 at a Glance

CVE Identifier CVE-2010-4183
GHSA Identifier GHSA-3p68-m5qw-9g9w
Severity MODERATE
CVSS v3.1 Base Score N/A
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Ezyang/htmlpurifier
Package Ecosystem Packagist
Published Date
Last Updated

How to Fix CVE-2010-4183

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

ezyang/htmlpurifier fixed: 4.1.0 
Upgrade ezyang/htmlpurifier to 4.1.0
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 ezyang/htmlpurifier

How to Check if You Are Affected

To determine whether your application is affected by CVE-2010-4183, inspect your project dependencies for Ezyang/htmlpurifier:

inspect dependencies for ezyang/htmlpurifier

Analyze the terminal output to locate any version of Ezyang/htmlpurifier in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 4.1.0), 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-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Ezyang/htmlpurifier, 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

Multiple cross-site scripting (XSS) vulnerabilities in HTML Purifier before 4.1.0, when Internet Explorer is used, allow remote attackers to inject arbitrary web script or HTML via a crafted (1) background-image, (2) background, or (3) font-family Cascading Style Sheets (CSS) property, a different vulnerability than CVE-2010-2479.

CVE-2010-4183 Affected Ezyang/htmlpurifier Versions

1 component(s)
Fixed Versions:
4.1.0
Product / Package Ecosystem Affected Versions Fixed Version
ezyang/htmlpurifier
 Packagist
< 4.1.0
4.1.0

References

NVD — CVE-2010-4183 NVD
https://nvd.nist.gov/vuln/detail/CVE-2010-4183
Ezyang/htmlpurifier Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/ezyang/htmlpurifier/CVE-2010-4183.yaml
Ezyang/htmlpurifier Source Repository REPOSITORY
https://github.com/ezyang/htmlpurifier
htmlpurifier.org/news/2010/0915-4.2.... WEB
http://htmlpurifier.org/news/2010/0915-4.2.0-released
Ezyang/htmlpurifier Security Information SECURITY
http://htmlpurifier.org/security/2010/css-quoting

Frequently Asked Questions

What is CVE-2010-4183?
CVE-2010-4183 is a security vulnerability in Ezyang/htmlpurifier involving HTML Purifier cross-site scripting (XSS) vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Ezyang/htmlpurifier versions are affected?
Affected versions include releases prior to 4.1.0 across affected packages: ezyang/htmlpurifier.
What version fixes CVE-2010-4183?
Upgrading to 4.1.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is ezyang/htmlpurifier affected?
Yes, ezyang/htmlpurifier is affected in releases prior to 4.1.0. Upgrade your dependency to 4.1.0 or later.
What CWE is associated with CVE-2010-4183?
CVE-2010-4183 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Packagist dependencies for CVE-2010-4183?
Run the dependency tree command: 'inspect dependencies for ezyang/htmlpurifier'. 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-3p68-m5qw-9g9w",
  "modified" : "2024-04-23T17:13:38Z",
  "published" : "2022-05-13T01:07:48Z",
  "aliases" : [ "CVE-2010-4183" ],
  "summary" : "HTML Purifier cross-site scripting (XSS) vulnerability",
  "details" : "Multiple cross-site scripting (XSS) vulnerabilities in HTML Purifier before 4.1.0, when Internet Explorer is used, allow remote attackers to inject arbitrary web script or HTML via a crafted (1) background-image, (2) background, or (3) font-family Cascading Style Sheets (CSS) property, a different vulnerability than CVE-2010-2479.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "ezyang/htmlpurifier"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "4.1.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2010-4183"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/ezyang/htmlpurifier/CVE-2010-4183.yaml"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/ezyang/htmlpurifier"
  }, {
    "type" : "WEB",
    "url" : "http://htmlpurifier.org/news/2010/0915-4.2.0-released"
  }, {
    "type" : "WEB",
    "url" : "http://htmlpurifier.org/security/2010/css-quoting"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-23T17:13:38Z",
    "nvd_published_at" : "2010-11-05T17:00:00Z"
  }
}