CVE details
CVE-2026-110600
xlsxio through 0.2.37 contains a NULL pointer dereference vulnerability in main_sheet_get_sheetfile_expat_callback_element_start() in lib/xlsxio_read.c that allows attackers to crash applications via crafted files. Attackers can supply a .xlsx file whose workbook.xml.rels contains a worksheet Relationship lacking an Id attribute, crashing the process when xlsxioread_sheet_open() is called.
- Score
- 6.8 medium
- Published
- 2026-10-14
- Links
- NVD · cve.org · Report wrong data
Matched ports (1)
| Port | Package | Version | Status | Maintainer |
|---|---|---|---|---|
| textproc/xlsxio | xlsxio | 0.2.36 | unaddressed | sunpoet@FreeBSD.org |
Template for a VuXML entry
Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.
<vuln vid="FIXME (make newentry)">
<topic>FIXME -- FIXME</topic>
<affects>
<package>
<name>xlsxio</name>
<range><lt>FIXME</lt></range>
</package>
</affects>
<description>
<body xmlns="http://www.w3.org/1999/xhtml">
<p>xlsxio through 0.2.37 contains a NULL pointer dereference
vulnerability in
main_sheet_get_sheetfile_expat_callback_element_start() in
lib/xlsxio_read.c that allows attackers to crash applications via
crafted files. Attackers can supply a .xlsx file whose
workbook.xml.rels contains a worksheet Relationship lacking an Id
attribute, crashing the process when xlsxioread_sheet_open() is
called.</p>
</body>
</description>
<references>
<cvename>CVE-2026-110600</cvename>
<url>https://nvd.nist.gov/vuln/detail/CVE-2026-110600</url>
</references>
<dates>
<discovery>2026-10-14</discovery>
<entry>2026-10-26</entry>
</dates>
</vuln>