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
security-advisories@github.comhttps://github.com/instantsoft/icms2/commit/fa997bdab3429fad0c850966bfacbcb96d5ab041Patch
security-advisories@github.comhttps://github.com/instantsoft/icms2/security/advisories/GHSA-79hh-mhvg-whrwExploit, Vendor Advisory
Impacted products
Vendor Product Version
instantsoft icms2 Version: <= 2.17.3
 Create a notification for this product.
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