CVE-2026-48840 - Exim Uninitialized Stack Memory Disclosure Vulnerability

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Starburst-David
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Joined: Wed Feb 11, 2026 8:31 pm

CVE-2026-48840 - Exim Uninitialized Stack Memory Disclosure Vulnerability

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CVE ID: CVE-2026-48840
Published: May 30, 2026
Description: Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading to disclosure of uninitialized stack memory values to a client.
Severity: 5.3 | MEDIUM

Visit the link for more details, such as CVSS details, affected products, timeline, and more...
https://cvefeed.io/vuln/detail/CVE-2026-48840
 

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