CVE-2025-26403

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

November 10, 2025

Last Seen

November 11, 2025

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

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Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Critical Intel Microcode Vulnerabilities Affect Ubuntu Releases39.2

Multiple vulnerabilities were identified in Intel Microcode affecting various Ubuntu releases, including 25.10 and 24.04 LTS. Discovered by Barak Gross and others, these issues could allow local authenticated users to escalate their privileges due to improper handling of buffer restrictions and isol...

Critical Intel Microcode Vulnerabilities Affect Multiple Ubuntu Releases26.1

Multiple vulnerabilities in Intel Microcode have been identified, affecting various Ubuntu releases including 25.10 and several LTS versions. Discovered by Barak Gross and others, these vulnerabilities could allow local authenticated users to escalate their privileges due to improper handling of buf...