High severity7.8NVD Advisory· Published Jun 16, 2023· Updated Jun 17, 2026
CVE-2023-34795
CVE-2023-34795
Description
xlsxio v0.1.2 to v0.2.34 was discovered to contain a free of uninitialized pointer in the xlsxioread_sheetlist_close() function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted XLSX file.
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Affected products
3- xlsxio/xlsxiodescription
- Range: v0.1.2 to v0.2.34
Patches
Vulnerability mechanics
References
3- github.com/brechtsanders/xlsxio/commit/d653f1604b54532f11b45dca1fa164b4a1f15e2dnvdPatch
- github.com/brechtsanders/xlsxio/issues/121nvdExploitIssue TrackingThird Party Advisory
- github.com/xf1les/cve-advisories/blob/main/2023/CVE-2023-34795.mdnvdExploitThird Party Advisory
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