Is CVE-2016-6803 in the CISA KEV catalog?

No. CVE-2016-6803 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-6803?

CVE-2016-6803 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2016-6803?

CVE-2016-6803 has an EPSS score of 2.10% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2016-6803?

No published fix for CVE-2016-6803 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2016-6803

HIGHEPSS 79th pctl

7.8

CVSS v3

NVD

Description

An installer defect known as an "unquoted Windows search path vulnerability" affected the Apache OpenOffice before 4.1.3 installers for Windows. The PC must have previously been infected by a Trojan Horse application (or user) running with administrative privilege. Any installer with the unquoted search path vulnerability becomes a delayed trigger for the exploit.

CWE-426

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.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.10%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Vendor Advisory1

openoffice.org

Third-Party Advisory2

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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.