CVE-2025-15093: sunkaifei flycms Cross-site Scripting

Vulnerability summary

CVE-2025-15093 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in sunkaifei flycms. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 33.5% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 26-12-2025
   PublishedVulnerability first disclosed.
2. 24-02-2026
   Last modifiedVulnerability information updated.

Description

A security flaw has been discovered in sunkaifei FlyCMS up to abbaa5a8daefb146ad4d61027035026b052cb414. The affected element is an unknown function of the file src/main/java/com/flycms/web/system/IndexAdminController.java of the component Admin Login. Performing a manipulation of the argument redirectUrl results in cross site scripting. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
• CWE-94Improper Control of Generation of Code ('Code Injection')The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.