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Description
Vulnerable Library - laravel/tinker-v2.7.2
Found in HEAD commit: 76912645301fd298ea1c90c624e716dd8de2f669
Vulnerabilities
| Vulnerability | Severity | Dependency | Type | Fixed in (laravel/tinker-v2.7.2 version) | Remediation Possible** | |
|---|---|---|---|---|---|---|
| CVE-2026-25129 | 6.7 | psy/psysh-v0.11.8 | Transitive | N/A* | ❌ |
*For some transitive vulnerabilities, there is no version of direct dependency with a fix. Check the "Details" section below to see if there is a version of transitive dependency where vulnerability is fixed.
**In some cases, Remediation PR cannot be created automatically for a vulnerability despite the availability of remediation
Details
CVE-2026-25129
Vulnerable Library - psy/psysh-v0.11.8
An interactive shell for modern PHP.
Library home page: https://api.github.com/repos/bobthecow/psysh/zipball/f455acf3645262ae389b10e9beba0c358aa6994e
Dependency Hierarchy:
- laravel/tinker-v2.7.2 (Root Library)
- ❌ psy/psysh-v0.11.8 (Vulnerable Library)
Found in HEAD commit: 76912645301fd298ea1c90c624e716dd8de2f669
Found in base branch: develop
Vulnerability Details
PsySH is a runtime developer console, interactive debugger, and REPL for PHP. Prior to versions 0.11.23 and 0.12.19, PsySH automatically loads and executes a ".psysh.php" file from the Current Working Directory (CWD) on startup. If an attacker can write to a directory that a victim later uses as their CWD when launching PsySH, the attacker can trigger arbitrary code execution in the victim's context. When the victim runs PsySH with elevated privileges (e.g., root), this results in local privilege escalation. This is a CWD configuration poisoning issue leading to arbitrary code execution in the victim user’s context. If a privileged user (e.g., root, a CI runner, or an ops/debug account) launches PsySH with CWD set to an attacker-writable directory containing a malicious ".psysh.php", the attacker can execute commands with that privileged user’s permissions, resulting in local privilege escalation. Downstream consumers that embed PsySH inherit this risk. For example, Laravel Tinker ("php artisan tinker") uses PsySH. If a privileged user runs Tinker while their shell is in an attacker-writable directory, the ".psysh.php" auto-load behavior can be abused in the same way to execute attacker-controlled code under the victim’s privileges. Versions 0.11.23 and 0.12.19 patch the issue.
Publish Date: 2026-01-30
URL: CVE-2026-25129
CVSS 3 Score Details (6.7)
Base Score Metrics:
- Exploitability Metrics:
- Attack Vector: Local
- Attack Complexity: High
- Privileges Required: Low
- User Interaction: Required
- Scope: Unchanged
- Impact Metrics:
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Suggested Fix
Type: Upgrade version
Origin: GHSA-4486-gxhx-5mg7
Release Date: 2026-01-30
Fix Resolution: psy/psysh - v0.12.19,psy/psysh - v0.11.23
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