Is CVE-2016-8334 in the CISA KEV catalog?

No. CVE-2016-8334 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-8334?

CVE-2016-8334 has a CVSS v3 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2016-8334?

CVE-2016-8334 has an EPSS score of 18.56% (97th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2016-8334?

No published fix for CVE-2016-8334 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2016-8334

MEDIUMEPSS 97th pctl

6.8

CVSS v3

NVD

Description

A large out-of-bounds read on the heap vulnerability in Foxit PDF Reader can potentially be abused for information disclosure. Combined with another vulnerability, it can be used to leak heap memory layout and in bypassing ASLR.

CWE-125Out-of-bounds Read

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:H

Exploit Intelligence

18.56%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

Third-Party Advisory1

talosintelligence.com

Other references1

securityfocus.com

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix

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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 2026-05-06.