CVE-2025-65122: Youtube regex Denial of Service Vulnerability

HIGH
Advisory Identifier: GHSA-vpxx-h23g-gxh2
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CVSS 7.5
CWE-400
Published
Advisory Summary

CVE-2025-65122 is a HIGH (CVSS 7.5) denial of service vulnerability (CWE-400: Uncontrolled Resource Consumption) affecting Youtube regex libraries in the npm ecosystem. The issue involves youtube-regex vulnerable to regex denial of service. Remediation is available in the latest vendor maintenance releases.

CVE-2025-65122 at a Glance

CVE Identifier CVE-2025-65122
GHSA Identifier GHSA-vpxx-h23g-gxh2
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-400: Uncontrolled Resource Consumption
Affected Product Youtube regex
Package Ecosystem npm
Published Date
Last Updated

Security Impact

CVSS: 7.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

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

How to Fix CVE-2025-65122

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

youtube-regex fixed: Latest secure release 
npm install youtube-regex@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 youtube-regex

How to Check if You Are Affected

To determine whether your Node.js application is affected by CVE-2025-65122, inspect your project dependencies using npm:

npm ls youtube-regex

Analyze the terminal output to locate any version of Youtube regex 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 youtube-regex 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-400: Uncontrolled Resource Consumption, where the product does not properly control the allocation and maintenance of a limited resource. In Youtube regex, 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

Regex Denial of Service in youtube-regex npm package through version 1.0.5.

CVE-2025-65122 Affected Youtube regex Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
youtube-regex
npm/youtube-regex
npm
≤ 1.0.5

References

NVD — CVE-2025-65122 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-65122
Youtube regex Source Repository REPOSITORY
https://github.com/regexhq/youtube-regex/issues/14
Youtube regex Source Repository REPOSITORY
https://gist.github.com/6en6ar/66ef99397068c0a5e0d963bc47d7172c
Youtube regex Source Repository REPOSITORY
https://github.com/regexhq/youtube-regex

Frequently Asked Questions

What is CVE-2025-65122?
CVE-2025-65122 is a security vulnerability in Youtube regex involving youtube-regex vulnerable to Regex Denial of Service under CWE-400: Uncontrolled Resource Consumption.
Which Youtube regex versions are affected?
Affected versions include releases prior to current release patches across affected packages: youtube-regex.
What version fixes CVE-2025-65122?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is youtube-regex affected?
Yes, youtube-regex is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What is the CVSS score of CVE-2025-65122?
CVE-2025-65122 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
What CWE is associated with CVE-2025-65122?
CVE-2025-65122 is classified under CWE-400: Uncontrolled Resource Consumption (The product does not properly control the allocation and maintenance of a limited resource.).
How can I check npm dependencies for CVE-2025-65122?
Run the dependency tree command: 'npm ls youtube-regex'. 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-vpxx-h23g-gxh2",
  "modified" : "2026-05-12T16:20:14Z",
  "published" : "2026-05-07T18:30:39Z",
  "aliases" : [ "CVE-2025-65122" ],
  "summary" : "youtube-regex vulnerable to Regex Denial of Service",
  "details" : "Regex Denial of Service in youtube-regex npm package through version 1.0.5.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "youtube-regex"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "1.0.5"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-65122"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/regexhq/youtube-regex/issues/14"
  }, {
    "type" : "WEB",
    "url" : "https://gist.github.com/6en6ar/66ef99397068c0a5e0d963bc47d7172c"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/regexhq/youtube-regex"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-400" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-05-12T16:20:14Z",
    "nvd_published_at" : "2026-05-07T16:16:17Z"
  }
}