SEPTEMBER 15, 2026
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Case File

CVE-2026-79592

HIGH · CVSS 7.5 EPSS 0.31% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-10 · Last synced 2026-09-15

CyberRota Analysis

AI-Generated

An out-of-bounds read vulnerability in the xls_dumpSummary() function of libxls 1.6.3 arises from inadequate validation of file-controlled OLE summary offsets, potentially allowing attackers to read sensitive memory contents. This vulnerability could lead to information disclosure, making it critical for organizations using libxls to prioritize patching or mitigating this issue. Users of this library should assess their exposure and implement necessary security measures promptly.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗ github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-79592
Severity
HIGH
CVSS
7.5
EPSS
0.31%

Original NVD Description

An out-of-bounds read vulnerability exists in the xls_dumpSummary() function of libxls 1.6.3 due to insufficient validation of file-controlled OLE summary offsets.