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Linux 13140
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Debian 3919
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Postorius
MEDIUM 6.1
CVE-2026-44742
Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2…
Fix: after 1.3.13
Fix from $1,600
2026-05-07
Postorius
MEDIUM 5.4
CVE-2021-40347
An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5. An attacker (logged into any account) can send a crafted POST request…
Fix: 1.3.5+
Fix from $1,600
2021-09-10