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CRITICAL

CVE-2025-26794

CVSS v3

9.8

CRITICAL

EPSS Score

77.6 %

exploit probability, as of 2026-10-04

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Exim 4.98 before 4.98.1, when SQLite hints and ETRN serialization are used, allows remote SQL injection. (Resolving SQL injection requires an update to 4.99.1 in certain non-default rate-limit configurations.)

Technical details

Published
2025-02-21

Frequently asked questions

What is CVE-2025-26794?

Exim 4.98 before 4.98.1, when SQLite hints and ETRN serialization are used, allows remote SQL injection. (Resolving SQL injection requires an update to 4.99.1 in certain non-default rate-limit configurations.)

Is CVE-2025-26794 actively exploited?

Active exploitation of CVE-2025-26794 has not been confirmed. Its EPSS score was 77.6% on 2026-10-04, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-26794?

CVE-2025-26794 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2025-26794 affecting your environment?

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