CVE-2021-25254

CVE-2021-25254 is a medium-severity vulnerability in Yandex Yandex Browser with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-116.

Key facts

Description

Yandex Browser Lite for Android before 21.1.0 allows remote attackers to spoof the address bar.

Frequently asked questions

What is CVE-2021-25254?
Yandex Browser Lite for Android before 21.1.0 allows remote attackers to spoof the address bar.
How severe is CVE-2021-25254?
CVE-2021-25254 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-25254 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25254?
CVE-2021-25254 affects Yandex Yandex Browser. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25254?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2021-25254 have an EU (EUVD) identifier?
Yes. CVE-2021-25254 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-12165.
When was CVE-2021-25254 published?
CVE-2021-25254 was published on 2025-05-21 and last updated on 2026-06-17.

References

Affected products (1)

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