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CVE-2025-67896: exim before 4.99.1 (exclusive); +1 more affected products
CVE-2025-67896. CVSS 3.1 base score 9.8 (CRITICAL, NVD). EPSS 0.0047 (percentile 0.38906), scored 13-Oct-2026.
Affected technology
exim · before 4.99.1 (exclusive)
exim
Exim · 4.99 to before 4.99.1
Exim
Description’s affected range: before 4.99.1, with certain non-default rate-limit configurations,
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 3.1 assessment (base score 7.0/10) rates confidentiality and availability impact as low; integrity impact as high. NVD’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-122
- CCR priority
- 39.3 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · NVD
- EPSS
- 0.0047 · percentile 0.38906 · 2026-10-13
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-14 15:56:36.793806+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-67896.html