Drupal Composer Vulnerability CVE-2026-11914: RCE via Composer
CVE-2026-11914 Published on July 10, 2026

Composer - Critical - Unsupported - SA-CONTRIB-2026-046
vulnerability in Drupal Composer allows . This issue affects Composer versions: *.*.

NVD

Vulnerability Analysis

CVE-2026-11914 is exploitable with network access, and requires 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:
NONE
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 Composer Version *.* is affected by CVE-2026-11914

Exploit Probability

EPSS
0.22%
Percentile
12.25%

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.