Postorius project

Records2All Threatist records

Exploited (KEV)0None in CISA KEV

CVSS critical0CVSS 9.0–10.0

CVSS high1CVSS 7.0–8.9

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Postorius project records in CISA KEV

No Postorius project vulnerabilities are listed in CISA KEV.

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Postorius 2 records LOW

Records

2 records in Postorius · all components

TI-2026-32629 CVE-2026-44742 · GHSA-r7c9-7pjq-hmm8

Cross-site scripting in Postorius

LOW 37

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 2026.

CVSS 3.1HIGH 7.2 Network No auth No interaction EPSS 0.00237 Published 2026-05-07 No fix listed CWE-79

TI-2021-17419 CVE-2021-40347 · GHSA-v83x-78q3-gr2j

An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5.

LOW 27

An issue was discovered in views/list.py in GNU Mailman Postorius before 1.3.5.

CVSS 3.1MEDIUM 5.4 Network Low privileges No interaction EPSS 0.01209 Published 2021-09-10 Fixed in 1.3.5 CWE-284

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Medium	1
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