CVE-2025-31694: Drupal/tfa Remote Code Execution Vulnerability

HIGH
Advisory Identifier: GHSA-hf6c-fgp3-jfch
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CVSS 8.1
CWE-288 CWE-863
Published
Advisory Summary

CVE-2025-31694 is a HIGH (CVSS 8.1) remote code execution vulnerability (CWE-288: Authentication Bypass Using an Alternate Path or Channel) affecting Drupal/tfa libraries in the Packagist ecosystem. The issue involves drupal two-factor authentication (tfa) vulnerable to forceful browsing. Remediation is available by upgrading affected packages to version 1.10.0.

CVE-2025-31694 at a Glance

CVE Identifier CVE-2025-31694
GHSA Identifier GHSA-hf6c-fgp3-jfch
Severity HIGH
CVSS v3.1 Base Score 8.1
CWE Classification CWE-288: Authentication Bypass Using an Alternate Path or Channel
Affected Product Drupal/tfa
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:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

Attack Vector Network (AV:N)
Attack Complexity High (AC:H)
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-2025-31694

To remediate this vulnerability, upgrade all affected Drupal/tfa 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/tfa fixed: 1.10.0 
Upgrade drupal/tfa to 1.10.0
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/tfa

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-31694, inspect your project dependencies for Drupal/tfa:

inspect dependencies for drupal/tfa

Analyze the terminal output to locate any version of Drupal/tfa in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 1.10.0), 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-288: Authentication Bypass Using an Alternate Path or Channel, where the product requires authentication, but the product has an alternate path or channel that does not require authentication. In Drupal/tfa, 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

Incorrect Authorization vulnerability in Drupal Two-factor Authentication (TFA) allows Forceful Browsing. This issue affects Two-factor Authentication (TFA): from 0.0.0 before 1.10.0.

CVE-2025-31694 Affected Drupal/tfa Versions

1 component(s)
Fixed Versions:
1.10.0
Product / Package Ecosystem Affected Versions Fixed Version
drupal/tfa
 Packagist
< 1.10.0
1.10.0

References

NVD — CVE-2025-31694 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-31694
git.drupalcode.org/project/tfa PACKAGE
https://git.drupalcode.org/project/tfa
www.drupal.org/sa-contrib-2025-023 WEB
https://www.drupal.org/sa-contrib-2025-023

Frequently Asked Questions

What is CVE-2025-31694?
CVE-2025-31694 is a security vulnerability in Drupal/tfa involving Drupal Two-factor Authentication (TFA) Vulnerable to Forceful Browsing under CWE-288: Authentication Bypass Using an Alternate Path or Channel.
Which Drupal/tfa versions are affected?
Affected versions include releases prior to 1.10.0 across affected packages: drupal/tfa.
What version fixes CVE-2025-31694?
Upgrading to 1.10.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is drupal/tfa affected?
Yes, drupal/tfa is affected in releases prior to 1.10.0. Upgrade your dependency to 1.10.0 or later.
What is the CVSS score of CVE-2025-31694?
CVE-2025-31694 has a CVSS v3.1 base score of 8.1 (HIGH) with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
What CWE is associated with CVE-2025-31694?
CVE-2025-31694 is classified under CWE-288: Authentication Bypass Using an Alternate Path or Channel (The product requires authentication, but the product has an alternate path or channel that does not require authentication.).
How can I check Packagist dependencies for CVE-2025-31694?
Run the dependency tree command: 'inspect dependencies for drupal/tfa'. 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-hf6c-fgp3-jfch",
  "modified" : "2025-04-29T20:25:54Z",
  "published" : "2025-04-01T00:30:35Z",
  "aliases" : [ "CVE-2025-31694" ],
  "summary" : "Drupal Two-factor Authentication (TFA) Vulnerable to Forceful Browsing",
  "details" : "Incorrect Authorization vulnerability in Drupal Two-factor Authentication (TFA) allows Forceful Browsing. This issue affects Two-factor Authentication (TFA): from 0.0.0 before 1.10.0.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "drupal/tfa"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "1.10.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-31694"
  }, {
    "type" : "PACKAGE",
    "url" : "https://git.drupalcode.org/project/tfa"
  }, {
    "type" : "WEB",
    "url" : "https://www.drupal.org/sa-contrib-2025-023"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-288", "CWE-863" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-04-02T17:15:20Z",
    "nvd_published_at" : "2025-03-31T22:15:22Z"
  }
}