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CVE-2026-0809 Weak KSeF token encoding in Streamsoft Prestiż

🗓️ 12 Mar 2026 13:02:24Reported by CERT-PLType 
vulnrichment
 vulnrichment
🔗 github.com👁 3 Views

Fixed in 20.0.380.92: Streamsoft Prestiż token encoding weakness allows KSeF token guessing.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-0809
12 Mar 202613:02
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Circl
CVE-2026-0809
12 Mar 202610:55
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CNNVD
Streamsoft Prestiz 安全漏洞
12 Mar 202600:00
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CVE
CVE-2026-0809
12 Mar 202613:02
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Cvelist
CVE-2026-0809 Weak KSeF token encoding in Streamsoft Prestiż
12 Mar 202613:02
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EUVD
EUVD-2026-11567
12 Mar 202615:30
euvd
NVD
CVE-2026-0809
12 Mar 202613:16
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Positive Technologies
PT-2026-24947
12 Mar 202600:00
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RedhatCVE
CVE-2026-0809
26 Mar 202615:06
redhatcve

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12 Mar 2026 13:02Current
5.8Medium risk
Vulners AI Score5.8
CVSS 46.3
EPSS0.00249
SSVC
3