A8-V5 Collaborative Management Software Vulnerabilities and Affected Products
Vulnerabilities associated with Seeyon Internet Software.
Products
Clear product- Seeyon Internet Software1 vulnerability
| Vulnerability | Title and context | CVSS | EPSS | PoCs | Signals | STIX action |
|---|---|---|---|---|---|---|
CVE-2019-25714CRITICAL | Seeyon Office Anywhere (OA) A8 Unauthenticated Arbitrary File Write via htmlofficeservletSeeyon 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 crafted POST requests with custom base64-encoded payloads. Attackers can write JSP webshells to the web root and execute them through the web server to achieve arbitrary OS command execution with web server privileges. Exploitation evidence was first observed by the Shadowserver… CWE-434Apr 21, 2026 | CVSS9.3v4.0 | EPSS0.653% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |