CVE-2025-59055 (GCVE-0-2025-59055)
Vulnerability from cvelistv5
Published
2025-09-11 18:46
Modified
2025-09-11 19:10
Severity ?
4.7 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
CWE
  • CWE-918 - Server-Side Request Forgery (SSRF)
Summary
InstantCMS is a free and open source content management system. A blind Server-Side Request Forgery (SSRF) vulnerability in InstantCMS up to and including 2.17.3 allows authenticated remote attackers to make nay HTTP/HTTPS request via the package parameter. It is possible to make any HTTP/HTTPS request to any website in installer functionality. Due to such vulnerability it is possible to for example scan local network, call local services and its functions, conduct a DoS attack, and/or disclose a server's real IP if it's behind a reverse proxy. It is also possible to exhaust server resources by sending plethora of such requests. As of time of publication, no patched releases are available.
References
Impacted products
Vendor Product Version
instantsoft icms2 Version: <= 2.17.3
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