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CVE-2026-3463

LOW

3.3

Description

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::binary_writer::append of the file source/detail/binary.hpp of the component Compound Document Parser. This manipulation causes heap-based buffer overflow. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. Patch name: 147. It is suggested to install a patch to address this issue.

Details CVE

Score CVSS v3.13.3

SeveriteLOW

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

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie3/3/2026

Derniere modification3/10/2026

Sourcenvd

Observations honeypot0

Produits affectes

xlnt-community:xlnt

Faiblesses (CWE)

CWE-119CWE-122

References

https://github.com/oneafter/0128/blob/main/xl2/repro(cna@vuldb.com)

https://github.com/xlnt-community/xlnt/(cna@vuldb.com)

https://github.com/xlnt-community/xlnt/issues/138(cna@vuldb.com)

https://github.com/xlnt-community/xlnt/issues/138#issuecomment-3868381672(cna@vuldb.com)

https://github.com/xlnt-community/xlnt/pull/147(cna@vuldb.com)

https://vuldb.com/?ctiid.348530(cna@vuldb.com)

https://vuldb.com/?id.348530(cna@vuldb.com)

https://vuldb.com/?submit.764643(cna@vuldb.com)

Correlations IOC

Aucune correlation enregistree

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