Is CVE-2016-8508 in the CISA KEV catalog?

No. CVE-2016-8508 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-8508?

CVE-2016-8508 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2016-8508?

CVE-2016-8508 has an EPSS score of 1.60% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-8508?

Upgrade yandex browser to 17.1.1.227 or later.

CVE & CISA-KEV Catalog

CVE-2016-8508

MEDIUMEPSS 73th pctl

6.5

CVSS v3

NVD

Description

Yandex Browser for desktop before 17.1.1.227 does not show Protect (similar to Safebrowsing in Chromium) warnings in web-sites with special content-type, which could be used by remote attacker for prevention Protect warning on own malicious web-site.

CWE-254

How to fix

Remediation Available

yandex browserNVD

Affected:< 17.1.1.227Fixed in:17.1.1.227CVE-2016-8508derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

1.60%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Vendor Advisory1

yandex.com

Third-Party Advisory1

securityfocus.com

Related Vulnerabilities

Other CWE-254 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-0161	Medium	6.5	69%	-	-
CVE-2016-2296	Critical	9.4	64%	-	-
CVE-2015-1793	Medium	6.5	62%	-	Fix
CVE-2016-2118	High	7.5	37%	-	Fix
CVE-2016-3238	High	8.1	35%	-	-
CVE-2016-3198	Medium	6.5	32%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.