GNU Project Mailman Observation Footprint

GNU Project Mailman Global Footprint

Top 10 Identified Countries

Country	Observations	Percentage
DE	1,778	35.37%
US	1,542	30.67%
GB	174	3.46%
FR	169	3.36%
NL	152	3.02%
ES	109	2.17%
AU	102	2.03%
FI	82	1.63%
CA	75	1.49%
IT	70	1.39%

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GNU Project Mailman Industry Footprint

Top 10 Identified Industries

*Service provider organizations (typically Technology and Telecommunications) are disproportionally represented in the results given their upstream ownership of end-user infrastructure. See our FAQs.

Industry*	Observations	Percentage
Technology	2,181	71.46%
Education	590	19.33%
Telecommunications	166	5.44%
Government/Politics	68	2.23%
Nonprofit/NGO	32	1.05%
Finance	9	0.29%
Business Services	2	0.07%
Aerospace/Defense	1	0.03%
Utilities	1	0.03%
Legal	1	0.03%

Mailman Version Details

28 Versions Found

Version	Number of Observations Trier par ordre croissant
2.1.29	1,900
2.1.39	1,296
3	746
2.1.15	179
2.1.23	164
2.1.30	160
2.1.18	124
2.1.26	118
2.1.20	97
2.1.16	72

Mailman CVEs

Top 10 CVEs

CVE Number	Number of Observations
CVE-2025-43919	3,444
CVE-2025-43920	3,444
CVE-2025-43921	3,444
CVE-2020-12108	2,406
CVE-2020-12137	2,314
CVE-2018-13796	702
CVE-2016-6893	616
CVE-2011-0707	137
CVE-2011-5024	70
CVE-2006-2941	13

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