low3.3
CVE-2026-3664
A vulnerability was determined in xlnt-community xlnt up to 1.6.1.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Xlnt-Community | Xlnt | through 1.6.1 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/oneafter/0128/blob/main/xl5/repro
- https://github.com/xlnt-community/xlnt/
- https://github.com/xlnt-community/xlnt/issues/141
- https://github.com/xlnt-community/xlnt/pull/147
- https://vuldb.com/?ctiid.349553
- https://vuldb.com/?id.349553
- https://vuldb.com/?submit.764646