Session Fixation vulnerability in Drupal Two-factor Authentication (TFA) allows Session Fixation.This issue affects Two-factor Authentication (TFA): from 0.0.0 before 1.8.0.
Conclusion & alert: CVE-2024-13279 is rated Moderate Risk (51.6/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.44%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.25% | 0.44% | +0.19% |
| 2 | 2026-05-31 | 0.15% | 0.25% | +0.10% |
| 3 | 2025-10-26 | — | 0.15% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| two-factor_authentication_project | two-factor_authentication | < 8.x-1.8 | cpe:2.3:a:two-factor_authentication_project:two-factor_authentication:*:*:*:*:*:drupal:*:* |
| URL | Tags |
|---|---|
| https://www.drupal.org/sa-contrib-2024-043 | Third Party Advisory |