CVE-2022-0088: Yourls/yourls Cross-Site Request Forgery Vulnerability

LOW
Advisory Identifier: GHSA-gx7g-wjxg-jwwj
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CVSS 3.5
CWE-352
Published
Advisory Summary

CVE-2022-0088 is a LOW (CVSS 3.5) cross-site request forgery vulnerability (CWE-352: Cross-Site Request Forgery (CSRF)) affecting Yourls/yourls libraries in the Packagist ecosystem. The issue involves cross-site request forgery in yourls. Remediation is available in the latest vendor maintenance releases.

CVE-2022-0088 at a Glance

CVE Identifier CVE-2022-0088
GHSA Identifier GHSA-gx7g-wjxg-jwwj
Severity LOW
CVSS v3.1 Base Score 3.5
CWE Classification CWE-352: Cross-Site Request Forgery (CSRF)
Affected Product Yourls/yourls
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 3.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N).

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

How to Fix CVE-2022-0088

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

yourls/yourls fixed: Latest secure release 
Upgrade yourls/yourls to 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: 

inspect dependencies for yourls/yourls

How to Check if You Are Affected

To determine whether your application is affected by CVE-2022-0088, inspect your project dependencies for Yourls/yourls:

inspect dependencies for yourls/yourls

Analyze the terminal output to locate any version of Yourls/yourls 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: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-352: Cross-Site Request Forgery (CSRF), where the web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor. In Yourls/yourls, 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

YOURLS versions 1.8.2 and prior are vulnerable to Cross-Site Request Forgery.

CVE-2022-0088 Affected Yourls/yourls Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
yourls/yourls
 Packagist
≤ 1.8.2

References

NVD — CVE-2022-0088 NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-0088
Yourls/yourls Source Repository REPOSITORY
https://github.com/YOURLS/YOURLS/issues/3170
Yourls/yourls Source Repository REPOSITORY
https://github.com/YOURLS/YOURLS/pull/3264
Security Fix Commit FIX COMMIT
https://github.com/yourls/yourls/commit/1de256d8694b0ec7d4df2ac1d5976d4055e09d59
Yourls/yourls Source Repository REPOSITORY
https://github.com/MarkLee131/awesome-web-pocs/blob/main/CVE-2022-0088.md
Yourls/yourls Source Repository REPOSITORY
https://github.com/yourls/yourls
huntr.dev/bounties/d01f0726-1... WEB
https://huntr.dev/bounties/d01f0726-1a0f-4575-ae17-4b5319b11c29

Frequently Asked Questions

What is CVE-2022-0088?
CVE-2022-0088 is a security vulnerability in Yourls/yourls involving Cross-Site Request Forgery in YOURLS under CWE-352: Cross-Site Request Forgery (CSRF).
Which Yourls/yourls versions are affected?
Affected versions include releases prior to current release patches across affected packages: yourls/yourls.
What version fixes CVE-2022-0088?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is yourls/yourls affected?
Yes, yourls/yourls 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-2022-0088?
CVE-2022-0088 has a CVSS v3.1 base score of 3.5 (LOW) with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.
What CWE is associated with CVE-2022-0088?
CVE-2022-0088 is classified under CWE-352: Cross-Site Request Forgery (CSRF) (The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.).
How can I check Packagist dependencies for CVE-2022-0088?
Run the dependency tree command: 'inspect dependencies for yourls/yourls'. 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-gx7g-wjxg-jwwj",
  "modified" : "2026-02-18T23:33:34Z",
  "published" : "2022-04-04T00:00:55Z",
  "aliases" : [ "CVE-2022-0088" ],
  "summary" : "Cross-Site Request Forgery in YOURLS",
  "details" : "YOURLS versions 1.8.2 and prior are vulnerable to Cross-Site Request Forgery.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "yourls/yourls"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "1.8.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2022-0088"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/YOURLS/YOURLS/issues/3170"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/YOURLS/YOURLS/pull/3264"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/yourls/yourls/commit/1de256d8694b0ec7d4df2ac1d5976d4055e09d59"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/MarkLee131/awesome-web-pocs/blob/main/CVE-2022-0088.md"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/yourls/yourls"
  }, {
    "type" : "WEB",
    "url" : "https://huntr.dev/bounties/d01f0726-1a0f-4575-ae17-4b5319b11c29"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-352" ],
    "severity" : "LOW",
    "github_reviewed" : true,
    "github_reviewed_at" : "2022-04-05T18:02:00Z",
    "nvd_published_at" : "2022-04-03T09:15:00Z"
  }
}