---
id: CVE-2025-5471
title: >-
  Uncontrolled Search Path Element vulnerability in Yandex Telemost on MacOS
  allows Search Order Hijacking.This issue affects Telemost: before 2.19.1.
summary: >-
  Uncontrolled Search Path Element vulnerability in Yandex Telemost on MacOS
  allows Search Order Hijacking.This issue affects Telemost: before 2.19.1.
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-427
vendor: yandex
product: yandex_telemost
affected:
  - yandex_telemost < 2.19.1
patched:
  - yandex_telemost 2.19.1
published: '2025-12-09'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T20:10:01.970'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-5471'
references:
  - url: 'https://yandex.com/bugbounty/i/hall-of-fame-products'
    label: browser-security@yandex-team.ru
tags:
  - nvd
epss: 0.00179
epssPercentile: 0.06785
ingestedAt: '2026-10-07T20:46:46.800Z'
---

## Overview

Uncontrolled Search Path Element vulnerability in Yandex Telemost on MacOS allows Search Order Hijacking.This issue affects Telemost: before 2.19.1.

## Affected

- `yandex_telemost < 2.19.1`

## Remediation

Upgrade past the affected range:

- `yandex_telemost 2.19.1`