Back Thehackernews

New PHP Composer Flaws Enable Arbitrary Command Execution

Thehackernews • April 14, 2026

New 2026 Ponemon research reveals where mature identity programs still fall short and what leading organizations are doing to close the gap.

AI agents need identity, but most teams are still figuring out how to implement it. This session cuts through the noise with a practical, production-ready framework.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical PHP Composer Vulnerabilities Allow Remote Command Execution Two high-severity vulnerabilities in PHP Composer, a dependency manager for PHP, have been identified, allowing attackers to execute arbitrary commands. These flaws can be exploited through malicious repository configurations and crafted inputs, particularly affecting Perforce VCS. The vulnerabilities pose a significant risk to developers using PHP Composer to manage their project libraries. The exact CVEs for these vulnerabilities have not been disclosed yet. The vulnerabilities are categorized as high-severity due to their potential for remote command execution. Organizations using PHP Composer are advised to review their configurations and inputs to mitigate risks. The current status of these vulnerabilities is under investigation, with no patches mentioned as of now. 3 sources 65

New PHP Composer Flaws Enable Arbitrary Command Execution

The full story

Extracted Entities

MITRE ATT&CK (1)

Platforms (1)