CVE-2025-26794
9.8
CRITICAL
CVSS 3.1
EPSS 78.0%
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.)
How to fix CVE-2025-26794
To remediate CVE-2025-26794, upgrade the affected package to a fixed version below.
- Debian/exim4—upgrade to 4.98-4 or later
Is CVE-2025-26794 being exploited?
Likely — EPSS is 78.0%, placing CVE-2025-26794 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (1)
- from 0, < 4.98-4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |