Is CVE-2019-13117 in the CISA KEV catalog?

No. CVE-2019-13117 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-13117?

CVE-2019-13117 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2019-13117?

CVE-2019-13117 has an EPSS score of 6.46% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-13117?

Upgrade libxslt on debian 11 to 1.1.32-2.1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-13117

MEDIUMEPSS 93th pctl

5.3

CVSS v3

NVD

Description

In numbers.c in libxslt 1.1.33, an xsl:number with certain format strings could lead to a uninitialized read in xsltNumberFormatInsertNumbers. This could allow an attacker to discern whether a byte on the stack contains the characters A, a, I, i, or 0, or any other character.

CWE-908

How to fix

Remediation Available

libxsltDebian

Fixed in:1.1.32-2.1CVE-2019-13117

libxsltUbuntu

Fixed in:1.1.28-2ubuntu0.2+esm1USN-4164-1

Fixed in:1.1.28-2.1ubuntu0.3USN-4164-1

Fixed in:1.1.29-5ubuntu0.2USN-4164-1

libxslt1.1Ubuntu

Fixed in:1.1.28-2ubuntu0.2+esm1USN-4164-1

Fixed in:1.1.28-2.1ubuntu0.3USN-4164-1

Fixed in:1.1.29-5ubuntu0.2USN-4164-1

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

6.46%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch1

gitlab.gnome.org

Third-Party Advisory8

Other references4

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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 2026-05-28.