Is CVE-2016-1643 in the CISA KEV catalog?

No. CVE-2016-1643 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-1643?

CVE-2016-1643 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2016-1643?

CVE-2016-1643 has an EPSS score of 2.75% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-1643?

Upgrade liboxideqtcore0 on ubuntu 14.04 to 1.13.6-0ubuntu0.14.04.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2016-1643

HIGHEPSS 84th pctl

8.8

CVSS v3

NVD

Description

The ImageInputType::ensurePrimaryContent function in WebKit/Source/core/html/forms/ImageInputType.cpp in Blink, as used in Google Chrome before 49.0.2623.87, does not properly maintain the user agent shadow DOM, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors that leverage "type confusion."

CWE-361

How to fix

Remediation Available

liboxideqtcore0Ubuntu

Fixed in:1.13.6-0ubuntu0.14.04.1USN-2920-1

oxide-qtUbuntu

Fixed in:1.13.6-0ubuntu0.14.04.1USN-2920-1

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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.75%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Other references10

Embed a live status badge for CVE-2016-1643

Markdown

[![CVE-2016-1643](https://tridentstack.com/cve/badge/CVE-2016-1643.svg)](https://tridentstack.com/cve/CVE-2016-1643)

HTML

<a href="https://tridentstack.com/cve/CVE-2016-1643"><img src="https://tridentstack.com/cve/badge/CVE-2016-1643.svg" alt="CVE-2016-1643"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.