---
id: CVE-2026-123858
title: >-
  In JetBrains PhpStorm before 2026.3 project files could be automatically
  uploaded to a deployment server from untrusted projects
summary: >-
  In JetBrains PhpStorm before 2026.3 project files could be automatically
  uploaded to a deployment server from untrusted projects
severity: medium
cvss: 4.4
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-829
vendor: JetBrains
product: PhpStorm
affected:
  - PhpStorm < 2026.3
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-06T16:42:56.838556Z'
published: '2026-11-06'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T16:45:35.727Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-123858'
references:
  - url: 'https://www.jetbrains.com/privacy-security/issues-fixed/'
tags:
  - cve.org
ingestedAt: '2026-11-06T16:57:43.130Z'
---

## Overview

In JetBrains PhpStorm before 2026.3 project files could be automatically uploaded to a deployment server from untrusted projects

## Affected

- `PhpStorm < 2026.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.