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Threatist priority CRITICAL 0 HIGH 0 MEDIUM 0 LOW 2

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Impact type Code execution 0 Privilege escalation 0 Security bypass 0 Information disclosure 0 Tampering 0 Denial of service 0 Spoofing 0 Cross-site scripting 1 SQL injection 0

Attack vector Network 2 Adjacent network 0 Local 0 Physical 0

Requirements No authentication 1 No user interaction 2

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Weakness (CWE) CWE-116 Improper Encoding or Escaping of Output 1 CWE-79 Improper Neutralization of Input During Web Page Generation 1

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TI-2026-20638 CVE-2026-25529

Postal has HTML injection / XSS in message view

Priority LOW 35

Postal is an open source SMTP server.

CVSS 3.1HIGH 8.1· Network · Low privileges · No interaction · EPSS 0.00267 · Published 2026-03-12 · Fixed in 3.3.5 CWE-79

TI-2024-18541 CVE-2024-27938

SMTP Smuggling in Postal

Priority LOW 31

Postal is an open source SMTP server.

CVSS 3.1MEDIUM 5.3· Network · No auth · No interaction · EPSS 0.00664 · Published 2024-03-11 · Fixed in 3.0.0 CWE-116

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