2.0 Low

A weakness has been identified in DedeCMS up to 5.7.118.

CVE-2026-116063

A weakness has been identified in DedeCMS up to 5.7.118. Impacted is the function requireonce of the file dede/updateguide.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.

Proof-of-concept code is published

Public PoC

Public PoCSDshadow/CVE-2026-116063

Signals come from Exploit-DB, Metasploit, Nuclei and published proof-of-concept repositories. Their absence means nothing was found, not that nothing exists.

Assessment

CVSS: 2 (v4.0)
Severity: Low
Known exploited: Not listed in CISA KEV
Exploit availability: Public PoC
Published: 25 October 2026
Last updated: 26 October 2026
Weakness: CWE-74, CWE-94
Assigner: cna@vuldb.com

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

At the source

References

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