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CVE-2026-48840

MEDIUM CVSS: 5.3 Published: 2026-05-30 Modified: 2026-07-22

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.

Affected Platforms

Exim Exim

Weakness Type

CWE-839

References