← Back to CVEs

CVE-2026-3664

LOW

3.3

Description

A vulnerability was determined in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::compound_document::read_directory of the file source/detail/cryptography/compound_document.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to out-of-bounds read. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called 147. Applying a patch is advised to resolve this issue.

CVE Details

CVSS v3.1 Score3.3

SeverityLOW

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/7/2026

Last Modified3/10/2026

Sourcenvd

Honeypot Sightings0

Affected Products

xlnt-community:xlnt

Weaknesses (CWE)

CWE-119CWE-125

References

https://github.com/oneafter/0128/blob/main/xl5/repro(cna@vuldb.com)

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

https://github.com/xlnt-community/xlnt/issues/141(cna@vuldb.com)

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

https://vuldb.com/?ctiid.349553(cna@vuldb.com)

https://vuldb.com/?id.349553(cna@vuldb.com)

https://vuldb.com/?submit.764646(cna@vuldb.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.