CVE-2026-40687

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

May 4, 2026

Last Seen

August 14, 2026

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 Exim Vulnerabilities in Ubuntu Affecting Remote Code Execution72.8

Multiple critical vulnerabilities have been identified in Exim, a mail transport agent used in various Ubuntu releases. The affected versions include Ubuntu 22.04 LTS, 24.04 LTS, 25.10, and 26.04 LTS. The vulnerabilities include improper handling of malformed JSON in message headers (CVE-2026-40685)...

Mageia 10 Security Vulnerabilities Lead to Denial of Service Risks70.5

Mageia 10 has released security updates addressing critical Denial of Service vulnerabilities in libxml2 and libtiff. CVE-2026-6732 affects systems processing crafted xsd-validated documents, while CVE-2026-36849 targets large SamplesPerPixel tags in libtiff. Both vulnerabilities were disclosed on J...