SEPTEMBER 12, 2026
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Case File

CVE-2026-55138

MEDIUM · CVSS 5.5 EPSS 0.34%

Source: NVD + CISA KEV + EPSS · Published 2026-07-14 · Last synced 2026-08-13

CyberRota Analysis

AI-Generated

Microsoft Office Excel contains an untrusted pointer dereference vulnerability that could enable an unauthorized attacker to disclose sensitive information on affected systems. Organizations using Microsoft Office should prioritize addressing this issue to mitigate the risk of potential data exposure.

CVE
CVE-2026-55138
Severity
MEDIUM
CVSS
5.5
EPSS
0.34%
Microsoft Office

Original NVD Description

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-87654 CRITICAL CVE-2026-87653 MEDIUM CVE-2026-87648 HIGH CVE-2026-87644 HIGH CVE-2026-87621 CRITICAL CVE-2026-87618 HIGH