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CVE-2026-40685

MEDIUM · CVSS 6.5 EPSS 0.12%

Source: NVD + CISA KEV + EPSS · Published: 2026-04-30 · Last synced: 2026-05-30

CyberRota Analysis

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CVE
CVE-2026-40685
Severity
MEDIUM
CVSS
6.5
EPSS
0.12%

Original NVD Description

In Exim before 4.99.2, when JSON lookup is enabled, an out-of-bounds heap write can occur when a JSON operator encounters malformed JSON in an untrusted header, because of an incorrect implementation of \ skipping.