EUVD-2026-66205
GHSA-4xq3-2cj5-gg62
Severity by source
AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N
High privileges and user interaction required per description; no availability impact; high C/I reflects authentication integrity compromise if exploited.
Primary rating from Vendor (drupal).
CVSS VectorVendor: drupal
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in Drupal Email Login OTP. This issue affects Email Login OTP versions: *.*.
AnalysisAI
Improper input validation in the Drupal contributed module Email Login OTP (all released versions) exposes sites to high confidentiality and integrity impacts under specific conditions involving high-privilege access and user interaction. The vulnerability, tracked under CWE-20, could allow a privileged actor to manipulate OTP-related input handling in ways that compromise authentication integrity or expose sensitive login-flow data. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires an authenticated session with high administrative privileges on the target Drupal site - the CVSS vector PR:H confirms this. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Despite SSVC reporting 'total' technical impact - suggesting full compromise of the affected system if exploited - the other signals collectively indicate low real-world urgency. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | The primary remediation is to apply the update published by the Drupal security team via advisory SA-CONTRIB-2026-085, available at https://www.drupal.org/sa-contrib-2026-085. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-20 – Improper Input Validation
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External POC / Exploit Code
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