Postorius project vendor intelligence

Postorius project Known Exploited Vulnerabilities

Track evidence-backed exploitation affecting Postorius project products, including the gap beyond CISA KEV, confidence assessments, sensor observations, and practical response context.

Browse KEV feed
Total KEVs
1
Known exploited vulnerability affecting Postorius project products
In CISA KEV
0
Records also listed in the official catalog
Beyond CISA KEV
1
Additional exploited vulnerability absent from CISA KEV
Sensor Observed
0
Postorius project KEVs with sensor-observed exploitation activity

Review Postorius project exploitation against the products you run

The single exploited Postorius project vulnerability tracked by Previdian is not in CISA KEV.

0%
Covered by CISA
100%
Beyond CISA
1
Product families

Attested Postorius project vulnerabilities

1 known exploited vulnerability in this exploited-vulnerability portfolio. Search, then narrow it to official CISA coverage or the additional records Previdian tracks beyond the catalog.

How exploitation is verified
CVE / description Product Confidence CISA KEV Added
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...

Postorius High Beyond CISA 01 Jun 2026

Showing 1 of 1 on this page (1 Postorius project known exploited vulnerability).

Recurring weakness patterns

Neutralization accounts for one mapped occurrence across this Postorius project KEV portfolio.

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