CVE-2026-62289

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

August 19, 2026

Last Seen

August 19, 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

Denial of Service Vulnerabilities in Ubuntu's libheif Disclosed57.9

On August 18, 2026, two critical vulnerabilities were discovered in libheif, an image format decoder used in Ubuntu systems. CVE-2026-62289 involves an integer underflow in the Fraction constructor, potentially allowing attackers to crash the application, resulting in a denial of service. CVE-2026-6...