CVE-2026-40176

high Red Hat
CVSS v3 Base Score
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.0%
Exploitation probability in 30 days
Top 93% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Published: April 15, 2026 (85 days ago)
Last Modified: April 15, 2026
Vendor: Red Hat
Fix Available: ✓ Yes
Source: REDHAT

Description

A flaw was found in Composer. `Perforce::generateP4Command()` constructs shell commands by interpolating user-supplied Perforce connection parameters (port, user, client) without proper escaping, allowing an attacker to inject arbitrary commands through these values in a malicious composer.json declaring a Perforce VCS repository.

CWE

CWE-78

Affected Products

Red Hat Hardened Images

Fix Status

✅ Fix Available

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 github.com 🔗 github.com