CVE-2025-31681: Drupal/alogin Drupal Authenticator Login Missing Authorization Vulnerability

HIGH
Advisory Identifier: GHSA-jwpx-6c4p-q4jq
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CVSS 9.8
CWE-862
Published
Advisory Summary

CVE-2025-31681 is a HIGH (CVSS 9.8) drupal authenticator login missing authorization vulnerability (CWE-862: Missing Authorization) affecting Drupal/alogin libraries in the Packagist ecosystem. The issue involves drupal authenticator login missing authorization vulnerability. Remediation is available by upgrading affected packages to version 2.0.6.

CVE-2025-31681 at a Glance

CVE Identifier CVE-2025-31681
GHSA Identifier GHSA-jwpx-6c4p-q4jq
Severity HIGH
CVSS v3.1 Base Score 9.8
CWE Classification CWE-862: Missing Authorization
Affected Product Drupal/alogin
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 9.8

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:H/I:H/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 High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2025-31681

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

drupal/alogin fixed: 2.0.6 
Upgrade drupal/alogin to 2.0.6
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 drupal/alogin

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-31681, inspect your project dependencies for Drupal/alogin:

inspect dependencies for drupal/alogin

Analyze the terminal output to locate any version of Drupal/alogin in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.0.6), 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-862: Missing Authorization, where the product does not perform an authorization check when an actor attempts to access a resource or perform an action. In Drupal/alogin, 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

Missing Authorization vulnerability in Drupal Authenticator Login allows Forceful Browsing. This issue affects Authenticator Login: from 0.0.0 before 2.0.6.

CVE-2025-31681 Affected Drupal/alogin Versions

1 component(s)
Fixed Versions:
2.0.6
Product / Package Ecosystem Affected Versions Fixed Version
drupal/alogin
 Packagist
< 2.0.6
2.0.6

References

NVD — CVE-2025-31681 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-31681
git.drupalcode.org/project/alogin PACKAGE
https://git.drupalcode.org/project/alogin
www.drupal.org/sa-contrib-2025-009 WEB
https://www.drupal.org/sa-contrib-2025-009

Frequently Asked Questions

What is CVE-2025-31681?
CVE-2025-31681 is a security vulnerability in Drupal/alogin involving Drupal Authenticator Login Missing Authorization vulnerability under CWE-862: Missing Authorization.
Which Drupal/alogin versions are affected?
Affected versions include releases prior to 2.0.6 across affected packages: drupal/alogin.
What version fixes CVE-2025-31681?
Upgrading to 2.0.6 (or the latest patched release for your respective branch) resolves the vulnerability.
Is drupal/alogin affected?
Yes, drupal/alogin is affected in releases prior to 2.0.6. Upgrade your dependency to 2.0.6 or later.
What is the CVSS score of CVE-2025-31681?
CVE-2025-31681 has a CVSS v3.1 base score of 9.8 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2025-31681?
CVE-2025-31681 is classified under CWE-862: Missing Authorization (The product does not perform an authorization check when an actor attempts to access a resource or perform an action.).
How can I check Packagist dependencies for CVE-2025-31681?
Run the dependency tree command: 'inspect dependencies for drupal/alogin'. 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-jwpx-6c4p-q4jq",
  "modified" : "2025-04-29T20:18:54Z",
  "published" : "2025-04-01T00:30:34Z",
  "aliases" : [ "CVE-2025-31681" ],
  "summary" : "Drupal Authenticator Login Missing Authorization vulnerability",
  "details" : "Missing Authorization vulnerability in Drupal Authenticator Login allows Forceful Browsing. This issue affects Authenticator Login: from 0.0.0 before 2.0.6.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "drupal/alogin"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.0.6"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-31681"
  }, {
    "type" : "PACKAGE",
    "url" : "https://git.drupalcode.org/project/alogin"
  }, {
    "type" : "WEB",
    "url" : "https://www.drupal.org/sa-contrib-2025-009"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-862" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-04-02T17:09:04Z",
    "nvd_published_at" : "2025-03-31T22:15:20Z"
  }
}