CVE-2026-94056

7.5 highEPSS 0.2%

High (7.5) in exim exim. EPSS 0.2% chance of exploitation in the next 30 days.

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-31)
CWE: CWE-908
Published: 2026-09-19
Modified: 2026-09-24
Record from: the NVD, synced 2026-10-19

Affected

exim:exim

References

https://lists.exim.org/lurker/message/20260918.121220.0f87338e.en.html

Check your stack JSON