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    CVE-2023-27757

    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.

    Published:Mar 15, 2023
    Last Modified:Feb 27, 2025
    EPS:Mar 15, 2023
    EPSS Score:0.00107
    CVSS Score:9.8

    Affected Products

    Vendor
    Perfree
    Product
    Perfreeblog

    Exploits

    https://github.com/perfree/PerfreeBlog/issues/13https://github.com/perfree/PerfreeBlog/issues/13

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2025-60319 (CVSS 6.5) — PerfreeBlog v4.0.11 is vulnerable to Server-Side Request Forgery due to a missing authorization check in the u…
    CVE-2025-60735 (CVSS 7.6) — PerfreeBlog v4.0.11 has a File Upload vulnerability in the installPlugin function…
    CVE-2025-60731 (CVSS 7.6) — PerfreeBlog v4.0.11 has a File Upload vulnerability in the installTheme function…
    CVE-2025-60730 (CVSS 7.6) — PerfreeBlog v4.0.11 has an arbitrary file deletion vulnerability in the unInstallTheme function…
    CVE-2025-60729 (CVSS 5.3) — PerfreeBlog v4.0.11 has an arbitrary file read vulnerability in the validThemeFilePath function…
    CVE-2025-29420 (CVSS 7.5) — PerfreeBlog v4.0.11 has a directory traversal vulnerability in the getThemeFilesByName function.…
    CVE-2025-29421 (CVSS 7.5) — PerfreeBlog v4.0.11 has an arbitrary file read vulnerability in the getThemeFileContent function.…
    CVE-2025-5164 (CVSS 6.3) — A vulnerability has been found in PerfreeBlog 4.0.11 and classified as problematic. This vulnerability affects…
    CVE-2025-29280 (CVSS 4.8) — Stored cross-site scripting vulnerability exists in PerfreeBlog v4.0.11 in the website name field of the backe…
    CVE-2025-29281 (CVSS 8.8) — In PerfreeBlog version 4.0.11, regular users can exploit the arbitrary file upload vulnerability in the attach…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High