CVE-2021-25255

HIGH
Published May 21, 2025 Modified Jun 10, 2025 CWE-20

Description

Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.

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CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor Product
yandex yandex_browser

References

Frequently Asked Questions

What is CVE-2021-25255? +
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service. It has a CVSS v3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-25255? +
CVE-2021-25255 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2021-25255? +
CVE-2021-25255 affects products from yandex, specifically: yandex_browser. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2021-25255? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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