CVE-2021-25255
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Passive
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
- Record
CVE-2021-25255- CVSS 4.0
- 8.3 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2021-12166
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
- Record
EUVD-2021-12166- CVSS 4.0
- 8.3 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-p986-xv2x-2cjm
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial...
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
- Record
GHSA-p986-xv2x-2cjm- CVSS 4.0
- 8.3 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Yandex Browser Lite for Android prior to version 21.1.0 allows remote attackers to cause a denial of service.
- Record
CVE-2021-25255- CVSS 4.0
- 8.3 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-25255 is a high vulnerability (CVSS 8.3) in Yandex Browser Lite, published May 21, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.82%, the 57th percentile. No source names a fixed version.