What is CVE-2025-5471?

CVE-2025-5471 is a high-severity vulnerability in Yandex Telemost, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2025-12-09.

How severe is CVE-2025-5471?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Yandex Telemost

CVE-2025-5471

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

EPSS: 0.002 (4.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Yandex Telemost — versions 0
Yandex Yandex_telemost

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

browser-security@yandex-team.ru (Vendor Advisory)

Frequently asked questions

What is CVE-2025-5471?: CVE-2025-5471 is a high-severity vulnerability in Yandex Telemost, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2025-12-09.
How severe is CVE-2025-5471?: High severity. CVSS v3 base score is 7.8 out of 10.