Description
A vulnerability was identified in xlnt-community xlnt up to 1.6.1. The affected element is the function xlnt::detail::xlsx_consumer::read_office_document of the file source/detail/serialization/xlsx_consumer.cpp of the component XLSX File Parser. The manipulation leads to null pointer dereference. The attack must be carried out locally. The exploit is publicly available and might be used.
References (6)
Core 6
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.349554
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.349554
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.764647
Issue Tracking issue-tracking
https://github.com/xlnt-community/xlnt/issues/140
Third Party Advisory exploit
https://github.com/oneafter/0128/blob/main/xl4/repro
Various Sources product
https://github.com/xlnt-community/xlnt/
Scores
CVSS v3
3.3
EPSS
0.0021
EPSS Percentile
10.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-404
CWE-476
Status
published
Products (1)
xlnt-community/xlnt
< 1.6.1
Published
Mar 07, 2026
Tracked Since
Mar 07, 2026