Description
A weakness has been identified in DedeCMS up to 5.7.118. Impacted is the function require_once of the file dede/update_guide.php. This manipulation of the argument vtime causes code injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | DedeCMS | 5.7.118 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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SDshadow/CVE-2026-116063 ★ 0 · Sep 25, 2026
Vulnerability advisories by SDshadow - VulDB-style entries with PoC and evidence
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- VDB-426146 | DedeCMS update_guide.php require_once code injection vdb-entry technical-description
- VDB-426146 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-116063 | CVE Analysis and Report third-party-advisory
- Submit #999433 | DedeCMS 5.7.118 Code Injection third-party-advisory
- https://github.com/SDshadow/cve related
- https://github.com/SDshadow/cve/tree/main/DedeCMS/V5.7.118-update_guide-RCE/poc exploit patch