CVE-2015-2269: Moodle/moodle Cross-Site Scripting Vulnerability

LOW
Advisory Identifier: GHSA-cp39-43xr-2wrp
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CWE-79
Published
Advisory Summary

CVE-2015-2269 is a LOW cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Moodle/moodle libraries in the Packagist ecosystem. The issue involves moodle xss vulnerability. Remediation is available by upgrading affected packages to version 2.6.9, 2.7.6, 2.8.4.

CVE-2015-2269 at a Glance

CVE Identifier CVE-2015-2269
GHSA Identifier GHSA-cp39-43xr-2wrp
Severity LOW
CVSS v3.1 Base Score N/A
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Moodle/moodle
Package Ecosystem Packagist
Published Date
Last Updated

How to Fix CVE-2015-2269

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

moodle/moodle fixed: Latest secure release 
Upgrade moodle/moodle to Latest secure release
moodle/moodle fixed: 2.6.9 
Upgrade moodle/moodle to 2.6.9
moodle/moodle fixed: 2.7.6 
Upgrade moodle/moodle to 2.7.6
moodle/moodle fixed: 2.8.4 
Upgrade moodle/moodle to 2.8.4
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 moodle/moodle

How to Check if You Are Affected

To determine whether your application is affected by CVE-2015-2269, inspect your project dependencies for Moodle/moodle:

inspect dependencies for moodle/moodle

Analyze the terminal output to locate any version of Moodle/moodle in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.6.9), 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 Moodle/moodle, 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 lib/javascript-static.js in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 allow remote authenticated users to inject arbitrary web script or HTML via a (1) alt or (2) title attribute in an IMG element.

CVE-2015-2269 Affected Moodle/moodle Versions

4 component(s)
Fixed Versions:
2.6.92.7.62.8.4
Product / Package Ecosystem Affected Versions Fixed Version
moodle/moodle
 Packagist
≤ 2.5.9
moodle/moodle
 Packagist
≥ 2.6.0
< 2.6.9
2.6.9
moodle/moodle
 Packagist
≥ 2.7.0
< 2.7.6
2.7.6
moodle/moodle
 Packagist
≥ 2.8.0
< 2.8.4
2.8.4

References

NVD — CVE-2015-2269 NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-2269
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/ead8b28f92da72fb836cf9183aaf6f11a7eb1a21
Moodle/moodle Source Repository REPOSITORY
https://github.com/moodle/moodle
moodle.org/mod/forum/discuss.p... WEB
https://moodle.org/mod/forum/discuss.php?d=307383
git.moodle.org/gw WEB
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49144
Moodle/moodle Security Information SECURITY
http://openwall.com/lists/oss-security/2015/03/16/1

Frequently Asked Questions

What is CVE-2015-2269?
CVE-2015-2269 is a security vulnerability in Moodle/moodle involving Moodle XSS Vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Moodle/moodle versions are affected?
Affected versions include releases prior to 2.6.9, 2.7.6, 2.8.4 across affected packages: moodle/moodle.
What version fixes CVE-2015-2269?
Upgrading to 2.6.9, 2.7.6, 2.8.4 (or the latest patched release for your respective branch) resolves the vulnerability.
Is moodle/moodle affected?
Yes, moodle/moodle is affected in releases prior to Latest secure release, 2.6.9, 2.7.6, 2.8.4. Upgrade your dependency to Latest secure release, 2.6.9, 2.7.6, 2.8.4 or later.
What CWE is associated with CVE-2015-2269?
CVE-2015-2269 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-2015-2269?
Run the dependency tree command: 'inspect dependencies for moodle/moodle'. 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-cp39-43xr-2wrp",
  "modified" : "2024-01-25T18:54:22Z",
  "published" : "2022-05-13T01:12:45Z",
  "aliases" : [ "CVE-2015-2269" ],
  "summary" : "Moodle XSS Vulnerability",
  "details" : "Multiple cross-site scripting (XSS) vulnerabilities in lib/javascript-static.js in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 allow remote authenticated users to inject arbitrary web script or HTML via a (1) alt or (2) title attribute in an IMG element.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "2.5.9"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.6.0"
      }, {
        "fixed" : "2.6.9"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.7.0"
      }, {
        "fixed" : "2.7.6"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.8.0"
      }, {
        "fixed" : "2.8.4"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2015-2269"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/moodle/moodle/commit/ead8b28f92da72fb836cf9183aaf6f11a7eb1a21"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/moodle/moodle"
  }, {
    "type" : "WEB",
    "url" : "https://moodle.org/mod/forum/discuss.php?d=307383"
  }, {
    "type" : "WEB",
    "url" : "http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49144"
  }, {
    "type" : "WEB",
    "url" : "http://openwall.com/lists/oss-security/2015/03/16/1"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "LOW",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-08-01T20:33:11Z",
    "nvd_published_at" : "2015-06-01T19:59:00Z"
  }
}