CVE-2023-1757: Thorsten/phpmyfaq Cross-Site Scripting Vulnerability

HIGH
Advisory Identifier: GHSA-jvjx-qqh7-6x6c
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CVSS 8.1
CWE-79
Published
Advisory Summary

CVE-2023-1757 is a HIGH (CVSS 8.1) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Thorsten/phpmyfaq libraries in the Packagist ecosystem. The issue involves thorsten/phpmyfaq vulnerable to stored cross-site scripting (xss) via faq news link parameter. Remediation is available by upgrading affected packages to version 3.1.12.

CVE-2023-1757 at a Glance

CVE Identifier CVE-2023-1757
GHSA Identifier GHSA-jvjx-qqh7-6x6c
Severity HIGH
CVSS v3.1 Base Score 8.1
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Thorsten/phpmyfaq
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 8.1

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:R/S:C/C:H/I:H/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required High (PR:H)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality High (C:H)
Integrity High (I:H)
Availability None (A:N)

How to Fix CVE-2023-1757

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

thorsten/phpmyfaq fixed: 3.1.12 
Upgrade thorsten/phpmyfaq to 3.1.12
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 thorsten/phpmyfaq

How to Check if You Are Affected

To determine whether your application is affected by CVE-2023-1757, inspect your project dependencies for Thorsten/phpmyfaq:

inspect dependencies for thorsten/phpmyfaq

Analyze the terminal output to locate any version of Thorsten/phpmyfaq in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.1.12), 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 Thorsten/phpmyfaq, 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

thorsten/phpmyfaq prior to 3.1.12 is vulnerable to stored cross-site scripting (XSS) because it fails to sanitize user input in the FAQ News link parameter. This has been fixed in 3.1.12.

CVE-2023-1757 Affected Thorsten/phpmyfaq Versions

1 component(s)
Fixed Versions:
3.1.12
Product / Package Ecosystem Affected Versions Fixed Version
thorsten/phpmyfaq
 Packagist
< 3.1.12
3.1.12

References

NVD — CVE-2023-1757 NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-1757
Security Fix Commit FIX COMMIT
https://github.com/thorsten/phpmyfaq/commit/5061e5841be6c218ebb0de0cbf7b7f195dc46d19
Thorsten/phpmyfaq Source Repository REPOSITORY
https://github.com/thorsten/phpMyFAQ
huntr.dev/bounties/584a200a-6... WEB
https://huntr.dev/bounties/584a200a-6ff8-4d53-a3c0-e7893edff60c

Frequently Asked Questions

What is CVE-2023-1757?
CVE-2023-1757 is a security vulnerability in Thorsten/phpmyfaq involving thorsten/phpmyfaq vulnerable to stored cross-site scripting (XSS) via FAQ News link parameter under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Thorsten/phpmyfaq versions are affected?
Affected versions include releases prior to 3.1.12 across affected packages: thorsten/phpmyfaq.
What version fixes CVE-2023-1757?
Upgrading to 3.1.12 (or the latest patched release for your respective branch) resolves the vulnerability.
Is thorsten/phpmyfaq affected?
Yes, thorsten/phpmyfaq is affected in releases prior to 3.1.12. Upgrade your dependency to 3.1.12 or later.
What is the CVSS score of CVE-2023-1757?
CVE-2023-1757 has a CVSS v3.1 base score of 8.1 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N.
What CWE is associated with CVE-2023-1757?
CVE-2023-1757 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-2023-1757?
Run the dependency tree command: 'inspect dependencies for thorsten/phpmyfaq'. 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-jvjx-qqh7-6x6c",
  "modified" : "2023-04-06T15:06:16Z",
  "published" : "2023-04-05T18:30:18Z",
  "aliases" : [ "CVE-2023-1757" ],
  "summary" : "thorsten/phpmyfaq vulnerable to stored cross-site scripting (XSS) via FAQ News link parameter ",
  "details" : "thorsten/phpmyfaq prior to 3.1.12 is vulnerable to stored cross-site scripting (XSS) because it fails to sanitize user input in the FAQ News link parameter. This has been fixed in 3.1.12.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "thorsten/phpmyfaq"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.1.12"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2023-1757"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/thorsten/phpmyfaq/commit/5061e5841be6c218ebb0de0cbf7b7f195dc46d19"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/thorsten/phpMyFAQ"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/584a200a-6ff8-4d53-a3c0-e7893edff60c"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-04-06T15:06:16Z",
    "nvd_published_at" : "2023-04-05T16:15:00Z"
  }
}