GHSA-phph-xpj4-wvcv: Hexo admin Cross-Site Scripting Vulnerability

HIGH
Share
CWE-79
Published
Advisory Summary

GHSA-phph-xpj4-wvcv is a HIGH cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Hexo admin libraries in the npm ecosystem. The issue involves cross-site scripting in hexo-admin. Remediation is available in the latest vendor maintenance releases.

GHSA-phph-xpj4-wvcv at a Glance

CVE Identifier N/A
GHSA Identifier GHSA-phph-xpj4-wvcv
Severity HIGH
CVSS v3.1 Base Score N/A
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Hexo admin
Package Ecosystem npm
Published Date
Last Updated

How to Fix GHSA-phph-xpj4-wvcv

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

hexo-admin fixed: Latest secure release 
npm install hexo-admin@Latest secure release
Verify Direct and Transitive Dependencies

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

npm ls hexo-admin

How to Check if You Are Affected

To determine whether your Node.js application is affected by GHSA-phph-xpj4-wvcv, inspect your project dependencies using npm:

npm ls hexo-admin

Analyze the terminal output to locate any version of Hexo admin in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The npm ls hexo-admin command inspects dependencies declared in your package.json and lockfile; it does not perform automated runtime dynamic scanning.

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 Hexo admin, 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

All versions of `hexo-admin` are vulnerable to Cross-Site Scripting (XSS). The package fails to sanitize rendered markdown, allowing attackers to execute arbitrary JavaScript in a victim's browser if they are able to create new posts. ## Recommendation No fix is currently available. Consider using an alternative package until a fix is made available.

GHSA-phph-xpj4-wvcv Affected Hexo admin Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
hexo-admin
npm/hexo-admin
npm
≥ 0.0.0

References

Hexo admin Source Repository REPOSITORY
https://github.com/jaredly/hexo-admin/issues/185
Hexo admin Source Repository REPOSITORY
https://github.com/jaredly/hexo-admin
www.npmjs.com/advisories/1211 WEB
https://www.npmjs.com/advisories/1211

Frequently Asked Questions

What is GHSA-phph-xpj4-wvcv?
GHSA-phph-xpj4-wvcv is a security vulnerability in Hexo admin involving Cross-Site Scripting in hexo-admin under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Hexo admin versions are affected?
Affected versions include releases prior to current release patches across affected packages: hexo-admin.
What version fixes GHSA-phph-xpj4-wvcv?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is hexo-admin affected?
Yes, hexo-admin is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What CWE is associated with GHSA-phph-xpj4-wvcv?
GHSA-phph-xpj4-wvcv 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 npm dependencies for GHSA-phph-xpj4-wvcv?
Run the dependency tree command: 'npm ls hexo-admin'. 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-phph-xpj4-wvcv",
  "modified" : "2021-09-29T18:51:18Z",
  "published" : "2020-09-03T21:13:07Z",
  "aliases" : [ ],
  "summary" : "Cross-Site Scripting in hexo-admin",
  "details" : "All versions of `hexo-admin` are vulnerable to Cross-Site Scripting (XSS). The package fails to sanitize rendered markdown, allowing attackers to execute arbitrary JavaScript in a victim's browser if they are able to create new posts.\n\n\n## Recommendation\n\nNo fix is currently available. Consider using an alternative package until a fix is made available.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "hexo-admin"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0.0.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/jaredly/hexo-admin/issues/185"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/jaredly/hexo-admin"
  }, {
    "type" : "WEB",
    "url" : "https://www.npmjs.com/advisories/1211"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2020-08-31T18:51:09Z",
    "nvd_published_at" : null
  }
}