CVE-2026-2703

Katalog CVE

CVSS 5.5 · Medium EPSS 0,20%

Kerentanan Numeric Errors pada xlnt-community xlnt. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decode_base64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This patch is called f2d7bf494e5c52706843cf7eb9892821bffb0734. Applying a patch is advised to resolve this issue.

Rincian

Terbit di NVD

19 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-189: Numeric Errors
CWE-193: Off-by-one Error

EPSS (30 hari)

0,20% peluang dieksploitasi; lebih tinggi dari 8,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/xlnt-community/xlnt/issues/137 exploit · issue tracking · advisory vendor
• https://github.com/xlnt-community/xlnt/commit/f2d7bf494e5c52706843cf7eb9892821bffb0734 patch
• https://vuldb.com/?id.346649 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.754377 advisory pihak ketiga · vdb entry
• https://github.com/oneafter/0128/blob/main/xl1/repro exploit
• https://github.com/xlnt-community/xlnt/ product
• https://vuldb.com/?ctiid.346649 permissions required · vdb entry