OSN

Software

Exim

eximcounted 2026-10-05 16:20 UTC

As of 2026-10-05, 11 278 hosts ran Exim with at least one known CVE on a service open at their latest check, across 57 versions with CVEs; 69 distinct CVEs.

Known CVEs on hosts running it

11 278hosts with known CVEs
69distinct CVEs
57versions with CVEs

A match is an indication, not proof: it is based on the software version a service reported, and fixes are often backported without changing the version.

Not counted: 6 479 hosts with CVEs of it only from an older observation (software reported earlier, no service of that kind open now).

Versions with known CVEs

VersionHosts with CVEsCVEs
4.991 30412
4.98.21 21312
4.99.41 1125
4.9581020
4.99.57704
4.99.162511
4.9659820
4.97.154513
4.9750514
4.9846014
4.9339043
4.94.238621
4.99.23317
4.98.132813
4.9227246
4.96.224315
4.8920350
4.9419641
4.96-58-g4e9ed49f818511
4.9015348
4.92.312943
4.99.31126
4.100704
4.96.16717
4.96.2-12-g29d01ae2a6611
4.866347
4.90_16147
4.806047
4.93.0.45142
4.844446
4.874047
4.913547
4.92.23444
4.722251
4.821846
4.84_21646
4.691652
4.80.11346
4.96.1-7-g79877b70e913
4.76947
4.88850
4.92.1745
4.86_2642
4.63652
4.73649
4.81646
4.89_1543
4.67552
4.83546
4.85447
7 more versions
4.774 hosts
4.712 hosts
4.752 hosts
4.441 hosts
4.621 hosts
4.741 hosts
4.81 hosts

6 more versions were seen only in older observations.

Most common CVEs

CVEHosts
CVE-2026-48840 MEDIUM 5.3 9 329
CVE-2026-40685 CRITICAL 9.8 9 237
CVE-2026-40687 CRITICAL 9.1 9 237
CVE-2026-40684 HIGH 7.5 9 237
CVE-2026-40686 MEDIUM 5.3 9 237
CVE-2025-67896 CRITICAL 9.8 8 614
CVE-2026-94057 MEDIUM 5.3 5 821
CVE-2026-94056 HIGH 7.5 5 683
CVE-2026-94054 HIGH 7.0 5 683
CVE-2024-39929 MEDIUM 5.4 5 309
CVE-2026-66140 HIGH 7.8 4 981
CVE-2023-51766 MEDIUM 5.3 4 764
CVE-2022-3559 HIGH 7.5 4 259
CVE-2023-42117 CRITICAL 9.8 3 765
CVE-2023-42119 LOW 3.1 3 765
CVE-2023-42115 CRITICAL 9.8 3 689
CVE-2023-42116 CRITICAL 9.8 3 689
CVE-2023-42114 MEDIUM 5.3 3 689
CVE-2022-37451 HIGH 7.5 3 091
CVE-2026-94055 LOW 3.7 3 063
CVE-2025-30232 HIGH 7.8 3 006
CVE-2026-45185 CRITICAL 9.8 2 539
CVE-2022-37452 CRITICAL 9.8 2 281
CVE-2021-38371 HIGH 7.5 2 281
CVE-2022-3620 CRITICAL 9.8 1 978
CVE-2020-28017 CRITICAL 9.8 1 895
CVE-2020-28022 CRITICAL 9.8 1 895
CVE-2020-28024 CRITICAL 9.8 1 895
CVE-2020-28026 CRITICAL 9.8 1 895
CVE-2020-28021 HIGH 8.8 1 895
CVE-2020-28007 HIGH 7.8 1 895
CVE-2020-28008 HIGH 7.8 1 895
CVE-2020-28009 HIGH 7.8 1 895
CVE-2020-28010 HIGH 7.8 1 895
CVE-2020-28011 HIGH 7.8 1 895
CVE-2020-28012 HIGH 7.8 1 895
CVE-2020-28013 HIGH 7.8 1 895
CVE-2020-28015 HIGH 7.8 1 895
CVE-2020-28016 HIGH 7.8 1 895
CVE-2020-28023 HIGH 7.5 1 895
CVE-2020-28025 HIGH 7.5 1 895
CVE-2021-27216 MEDIUM 6.3 1 895
CVE-2020-28014 MEDIUM 6.1 1 895
CVE-2020-8015 HIGH 7.8 1 699
CVE-2020-12783 HIGH 7.5 1 648
CVE-2020-28019 HIGH 7.5 1 544
CVE-2020-28018 CRITICAL 9.8 1 328
CVE-2019-15846 CRITICAL 9.8 1 095
CVE-2019-13917 CRITICAL 9.8 850
CVE-2020-28020 CRITICAL 9.8 816
CVE-2018-6789 CRITICAL 9.8 known exploited 720
CVE-2017-1000369 MEDIUM 4.0 562
CVE-2019-10149 CRITICAL 9.8 known exploited 505
CVE-2025-26794 CRITICAL 9.8 460
CVE-2016-9963 MEDIUM 5.9 351
CVE-2019-16928 CRITICAL 9.8 known exploited 313
CVE-2016-1531 HIGH 7.0 305
CVE-2017-16943 CRITICAL 9.8 211
CVE-2017-16944 HIGH 7.5 211
CVE-2014-2957 MEDIUM 6.8 173
CVE-2014-2972 MEDIUM 4.6 173
CVE-2012-5671 MEDIUM 6.8 106
CVE-2011-1764 HIGH 7.5 63
CVE-2010-4345 HIGH 7.8 known exploited 54
CVE-2011-0017 MEDIUM 6.9 54
CVE-2011-1407 HIGH 7.5 33
CVE-2010-2023 MEDIUM 4.4 32
CVE-2010-2024 MEDIUM 4.4 32
CVE-2010-4344 CRITICAL 9.8 known exploited 30

Hosts: matches on services open at each host's latest check, over every version.