Is CVE-2016-1684 in the CISA KEV catalog?

No. CVE-2016-1684 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-1684?

CVE-2016-1684 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2016-1684?

CVE-2016-1684 has an EPSS score of 1.84% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-1684?

Upgrade libxslt on debian 11 to 1.1.29-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2016-1684

HIGHEPSS 76th pctl

7.5

CVSS v3

NVD

Description

numbers.c in libxslt before 1.1.29, as used in Google Chrome before 51.0.2704.63, mishandles the i format token for xsl:number data, which allows remote attackers to cause a denial of service (integer overflow or resource consumption) or possibly have unspecified other impact via a crafted document.

How to fix

Remediation Available

libxsltDebian

Fixed in:1.1.29-1CVE-2016-1684

liboxideqtcore0Ubuntu

Fixed in:1.15.7-0ubuntu0.14.04.1USN-2992-1

Fixed in:1.15.7-0ubuntu0.16.04.1USN-2992-1

libxsltUbuntu

Fixed in:1.1.28-2ubuntu0.1USN-3271-1

Fixed in:1.1.28-2.1ubuntu0.1USN-3271-1

libxslt1.1Ubuntu

Fixed in:1.1.28-2ubuntu0.1USN-3271-1

Fixed in:1.1.28-2.1ubuntu0.1USN-3271-1

oxide-qtUbuntu

Fixed in:1.15.7-0ubuntu0.14.04.1USN-2992-1

Fixed in:1.15.7-0ubuntu0.16.04.1USN-2992-1

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 ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.84%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

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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.