Drupal Email Login OTP: RCE via Unvalidated Input
CVE-2026-16642 Published on August 25, 2026

Email Login OTP - Critical - Unsupported - SA-CONTRIB-2026-085
Vulnerability in Drupal Email Login OTP. This issue affects Email Login OTP versions: *.*.

NVD

Vulnerability Analysis

CVE-2026-16642 is exploitable with network access, requires user interaction and user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
HIGH
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
NONE

Weakness Type

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.


Affected Versions

Drupal Email Login OTP Version *.* is affected by CVE-2026-16642

Exploit Probability

EPSS
0.19%
Percentile
7.53%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.