Vulnerability in Dedecms
CVE-2026-19353
A vulnerability has been found in DedeCMS up to 5.7.118 UTF8SP2. The affected element is the function _4_Setup of the file install/index.php of the component Installation Wizard. Such manipulation leads to file inclusion. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is described as difficult. The exploit has been disclosed to the public and may be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.002 (15.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 15.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Dedecms — versions 5.7.118 UTF8SP2
Weakness classification (CWE)
References
- github.com/I4m6da/CVE/issues/9 (issue-tracking, exploit)
- vuldb.com/cve/CVE-2026-19353 (third-party-advisory)
- vuldb.com/submit/865977 (third-party-advisory)
- vuldb.com/vuln/387207 (technical-description, vdb-entry)
- vuldb.com/vuln/387207/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-19353?
- CVE-2026-19353 is a medium-severity vulnerability in Dedecms, classified under External Control of File Name or Path. CVSS score: 5.0/10. Published 2026-08-09.
- How severe is CVE-2026-19353?
- Medium severity. CVSS v3 base score is 5.0 out of 10.