CVE-2026-24727 Corporate Training Management System vulnerability
An unrestricted upload of file with dangerous type vulnerability in the e-paper draft upload function of SUNNET Corporate Training Management System through v10.3 allows remote authenticated users with administrator privileges to execute arbitrary commands by uploading a crafted ZIP archive containing a server-executable file.
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SUNNET Technology Co., Ltd. Corporate Training Management System should be reviewed and updated if it matches the affected versions. The recommended fix is to apply the vendor-supported patched version or the mitigation steps below, then retest the public website with Fixnx.
Who is affected
Affected versions
- <= v.10.3
Fixed versions
- Apply the latest vendor-supported patched version.
How to fix it
CVE-2026-24727 affects Corporate Training Management System and involves code or command execution. Successful exploitation may let an attacker run unintended code or operating-system commands in the affected process. Treat this as a high-priority fix, especially when the affected component or endpoint is reachable by untrusted users. No confirmed fixed version is recorded for CVE-2026-24727; follow the linked vendor advisory, apply its mitigation, and update Corporate Training Management System as soon as a supported patched release is available.
- Inventory every deployment, device, package, plugin, container, build, and environment that uses Corporate Training Management System.
- Compare the installed version with the recorded affected range: <= v.10.3.
- No confirmed fixed version is recorded for CVE-2026-24727; follow the linked vendor advisory, apply its mitigation, and update Corporate Training Management System as soon as a supported patched release is available.
- Until patched, disable the affected feature, limit untrusted input, and run the service with the lowest practical privileges.
- Review configuration, roles, tokens, network paths, and exposed endpoints connected to Corporate Training Management System; remove access that is not required.
- Review process, shell, web, audit, and network logs for unexpected commands, child processes, downloads, callbacks, or changed files.
- If exploitation is suspected, isolate affected assets, preserve evidence, rotate exposed credentials or keys, restore trusted data, and rebuild compromised systems before returning them to service.
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Verify the fix
- Confirm every affected asset now runs the fixed vendor-supported release or has the documented mitigation for CVE-2026-24727 in place.
- Use a safe regression test to confirm the affected code or command execution path no longer produces the vulnerable behavior.
- Confirm temporary access controls, endpoint restrictions, network blocks, and least-privilege settings remain effective after the update.
- Review post-remediation logs and rerun Fixnx plus the relevant package, dependency, firmware, browser, or product-specific security check.
- Document affected assets, versions, changes, validation evidence, reviewed logs, and any credential rotation, cleanup, or replacement completed.
Related categories
Related security risks
More published guidance from the same primary category.
Trusted references
FAQ
What is affected by CVE-2026-24727?
SUNNET Technology Co., Ltd. Corporate Training Management System versions listed as affected should be reviewed: <= v.10.3.
What should I fix first?
Start with internet-facing sites, admin panels, login flows, plugins, themes, modules, packages, and systems that process user-controlled input or sensitive data.
How do I confirm the fix worked?
Apply the patched version or mitigation, clear caches where relevant, retest the affected workflow, and run a new Fixnx scan to verify public website exposure signals.
How are Fixnx security risk categories chosen?
Fixnx keeps one canonical risk page and assigns only broad, relevant categories such as ecosystem, technology area, or vulnerability class.