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Vulnerability record · CVE-2023-53869 · published 15 December 2025

CVE-2023-53869: Unrestricted file upload vulnerability

WEBIGniter 28.7.23 contains a file upload vulnerability that allows authenticated attackers to upload and execute dangerous PHP files through the media function. Attackers can leverage any created account to upload malicious PHP scripts that enable remote code execution on the application server.

8.7 CVSS 4.0 High EPSS 0.51% · top 58.6% CWE-434 · Unrestricted file upload Deferred
8.7CVSS 4.0 base score
0.51%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

WEBIGniter 28.7.23 contains a file upload vulnerability that allows authenticated attackers to upload and execute dangerous PHP files through the media function. Attackers can leverage any created account to upload malicious PHP scripts that enable remote code execution on the application server.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://webigniter.net/
https://www.exploit-db.com/exploits/51736
https://www.vulncheck.com/advisories/webigniter-unrestricted-file-upload-remote-code-execution

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-53869), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.