---
id: CVE-2026-100265
title: >-
  In JetBrains Rider before 2026.2.1 aI Assistant could auto-update third-party
  skills without user confirmation
summary: >-
  In JetBrains Rider before 2026.2.1 aI Assistant could auto-update third-party
  skills without user confirmation
severity: medium
cvss: 4.8
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'
cwe:
  - CWE-494
vendor: JetBrains
product: Rider
affected:
  - Rider < 2026.2.1
published: '2026-09-30'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T16:44:39.840'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-100265'
references:
  - url: 'https://www.jetbrains.com/privacy-security/issues-fixed/'
    label: cve@jetbrains.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-30T15:34:47.009505Z'
ingestedAt: '2026-09-30T16:10:07.744Z'
---

## Overview

In JetBrains Rider before 2026.2.1 aI Assistant could auto-update third-party skills without user confirmation

## Remediation

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