Is CVE-2023-32668 in the CISA KEV catalog?

No. CVE-2023-32668 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-32668?

CVE-2023-32668 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2023-32668?

CVE-2023-32668 has an EPSS score of 0.37% (29th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-32668?

Upgrade texlive-bin on debian 11 to 2020.20200327.54578-7+deb11u2 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2023-32668

MEDIUM

5.5

CVSS v3

NVD

Description

LuaTeX before 1.17.0 allows a document (compiled with the default settings) to make arbitrary network requests. This occurs because full access to the socket library is permitted by default, as stated in the documentation. This also affects TeX Live before 2023 r66984 and MiKTeX before 23.5.

How to fix

Remediation Available

texlive-binDebian

Fixed in:2020.20200327.54578-7+deb11u2CVE-2023-32668

Fixed in:2022.20220321.62855-5.1+deb12u1CVE-2023-32668

Fixed in:2022.20220321.62855-6CVE-2023-32668

texlive-binUbuntu

Fixed in:2015.20160222.37495-1ubuntu0.1+esm1USN-7985-1

Fixed in:2017.20170613.44572-8ubuntu0.2+esm1USN-7985-1

Fixed in:2019.20190605.51237-3ubuntu0.2USN-6695-1

Fixed in:2019.20190605.51237-3ubuntu0.2+esm1USN-7985-1

Fixed in:2021.20210626.59705-1ubuntu0.3USN-7985-1

Fixed in:2021.20210626.59705-1ubuntu0.2USN-6695-1

Fixed in:2023.20230311.66589-6ubuntu0.1USN-6695-1

texlive-binariesUbuntu

Fixed in:2015.20160222.37495-1ubuntu0.1+esm1USN-7985-1

Fixed in:2017.20170613.44572-8ubuntu0.2+esm1USN-7985-1

Fixed in:2019.20190605.51237-3ubuntu0.2+esm1USN-7985-1

Fixed in:2019.20190605.51237-3ubuntu0.2USN-6695-1

Fixed in:2021.20210626.59705-1ubuntu0.3USN-7985-1

Fixed in:2021.20210626.59705-1ubuntu0.2USN-6695-1

Fixed in:2023.20230311.66589-6ubuntu0.1USN-6695-1

texlive-binaries-sse2Ubuntu

Fixed in:2023.20230311.66589-6ubuntu0.1USN-6695-1

MiKTeXWindows application

Affected:2.9.0 23.5Fixed in:23.5MiKTeX.org

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.37%probability of exploitation in 30 days

29thpercentile

Low risk: more likely to be exploited than 29% of all known CVEs.

References

Patch1

gitlab.lisn.upsaclay.fr

Exploit1

tug.org

Mitigation1

tug.org

Release Notes1

gitlab.lisn.upsaclay.fr

Other references1

lists.debian.org

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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 2025-11-03.