What is CVE-2017-7326?

CVE-2017-7326 is a high-severity vulnerability in Yandex Browser, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2018-01-19.

How severe is CVE-2017-7326?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Yandex Browser

CVE-2017-7326

Race condition issue in Yandex Browser for Android before 17.4.0.16 allowed a remote attacker to potentially exploit memory corruption via a crafted HTML page

Vulnerability class: Race Condition

Published 2018-01-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (54.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Yandex Browser
Yandex N.v. Browser For Android — versions All versions prior to version 17.4.0.16.

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

browser.yandex.com/security/changelogs/fixed-in-version-17-4 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-7326?: CVE-2017-7326 is a high-severity vulnerability in Yandex Browser, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2018-01-19.
How severe is CVE-2017-7326?: High severity. CVSS v3 base score is 7.5 out of 10.