CVE-2026-18261: Drupal Powerful Surveys Vulnerability
CVE-2026-18261 Published on August 25, 2026

Powerful Surveys - Critical - Unsupported - SA-CONTRIB-2026-092
Vulnerability in Drupal Powerful Surveys. This issue affects Powerful Surveys versions: *.*.

NVD

Vulnerability Analysis

CVE-2026-18261 can be exploited 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 Powerful Surveys Version *.* is affected by CVE-2026-18261

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.