Critical severity9.8NVD Advisory· Published Jun 20, 2023· Updated Jun 17, 2026
CVE-2020-21474
CVE-2020-21474
Description
File Upload vulnerability in NucleusCMS v.3.71 allows a remote attacker to execute arbitrary code via the /nucleus/plugins/skinfiles/?dir=rsd parameter.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Nucleus/NucleusCMSdescription
- Range: =3.71
Patches
Vulnerability mechanics
References
1- github.com/NucleusCMS/NucleusCMS/issues/95nvdExploitIssue Tracking
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