CVE-2024-13239: Weak Authentication vulnerability in Drupal Two-factor Authentication (TFA) allows Authentication Abuse.This i

Q: How do I fix CVE-2024-13239?

two-factor authentication: upgrade to 8.x-1.5. Exact commands for each OS are on this page.

Q: Is CVE-2024-13239 being exploited?

CVE-2024-13239 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-13239 affect?

CVE-2024-13239 affects two-factor authentication. Severity is critical (CVSS 9.8). Weak Authentication vulnerability in Drupal Two-factor Authentication (TFA) allows Authentication Abuse.This issue affects Two-factor Authentication (TFA): from 0.0.0 before 1.5.0.

Q: How urgent is CVE-2024-13239?

Priority 51/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-13239 is a critical-severity flaw (CVSS 9.8) affecting two-factor authentication. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Weak Authentication vulnerability in Drupal Two-factor Authentication (TFA) allows Authentication Abuse.This issue affects Two-factor Authentication (TFA): from 0.0.0 before 1.5.0.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-1390
Published	2025-01-09
Last modified	2026-06-17

Publisher (CNA): Drupal.org · Vendor: two-factor authentication project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-01-09 19:15 UTCPublished CVE record published
2026-06-17 07:01 UTCUpdated Record last modified

two-factor authentication project two-factor authentication UPGRADE

Affected: < 8.x-1.5

Fixed in: 8.x-1.5

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy two-factor-authentication || rpm -q two-factor-authentication || two-factor-authentication --version

2. UPGRADE to 8.x-1.5 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade two-factor-authentication

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade two-factor-authentication

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-13239?

two-factor authentication: upgrade to 8.x-1.5. Exact commands for each OS are on this page.

Is CVE-2024-13239 being exploited?

CVE-2024-13239 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-13239 affect?

CVE-2024-13239 affects two-factor authentication. Severity is critical (CVSS 9.8). Weak Authentication vulnerability in Drupal Two-factor Authentication (TFA) allows Authentication Abuse.This issue affects Two-factor Authentication (TFA): from 0.0.0 before 1.5.0.

How urgent is CVE-2024-13239?

Priority 51/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

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References

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