Medium 4.7Published Oct 25, 2026

CVE-2026-116063DedeCMS update_guide.php require_once code injection

Updated under an hour ago (Oct 28, 2026, 7:30 AM ET)

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It affects n/a DedeCMS. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for n/a DedeCMS

Exploited in the last 30 days

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.

CVSS: 4.7 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
Weakness (CWE): CWE-94, CWE-74
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Oct 26, 2026
First seen by InfoSec Signals: Oct 25, 2026

Affected products

Affected products

n/a DedeCMS dedecms:dedecms	5.7.118	CNA record

References

References

https://vuldb.com/vuln/426146	vdb-entry, technical-description
https://vuldb.com/vuln/426146/cti	signature, permissions-required
https://vuldb.com/cve/CVE-2026-116063	third-party-advisory
https://vuldb.com/submit/999433	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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.