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Seeyon Internet Software

Records1All Threatist records
Exploited (KEV)0None in CISA KEV
CVSS critical1CVSS 9.0–10.0
CVSS high0CVSS 7.0–8.9

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Seeyon Internet Software records in CISA KEV

No Seeyon Internet Software vulnerabilities are listed in CISA KEV.

Records

1 record

Priority HIGH 81

Seeyon OA A8 contains an unauthenticated arbitrary file write vulnerability in the /seeyon/htmlofficeservlet endpoint that allows remote attackers to write arbitrary files to the web application root by sending specially…

CVSS 4.0CRITICAL 9.3 Network No auth No interaction EPSS 0.00653 Published 2026-04-21 No fix listed CWE-434
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