KEV Entry

CVE-2026-44742

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2026-44742

2026-06-01 13:26 UTC

Timestamps

2026-06-01

2026-06-01

Scope

KEVIntel entry: 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... | Affected: Postorius project / Postorius | CVSS: 7.2 (HIGH) | EPSS: 0.00237 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2026-44742', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-44742'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2026-44742'}

38f917a8-b57f-49c2-989e-ac05600dd3a5

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:42 UTC

2026-06-19 12:42 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2026-06-01T13:26:33.175Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 7.2,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.1449,
  "epss_score": 0.00237,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Postorius",
  "title": "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...",
  "used_in_malware": "unknown",
  "vendor": "Postorius project"
}
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