Critical severity9.8NVD Advisory· Published Mar 15, 2023· Updated Jun 17, 2026

CVE-2023-27757

Description

An arbitrary file upload vulnerability in the /admin/user/uploadImg component of PerfreeBlog v3.1.1 allows attackers to execute arbitrary code via a crafted JPG file.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

PerfreeBlog/PerfreeBlogdescription

Patches

Vulnerability mechanics

References

github.com/perfree/PerfreeBlog/issues/13nvdExploitIssue Tracking

News mentions

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