← Vulnerability feed

Vulnerability record · CVE-2020-20210 · published 26 June 2023

CVE-2020-20210: Bludit unrestricted file upload vulnerability

Bludit · Bludit

Bludit 3.9.2 is vulnerable to Remote Code Execution (RCE) via /admin/ajax/upload-images.

8.8 CVSS 3.1 High EPSS 1.3% · top 31.5% CWE-434 · Unrestricted file upload
8.8CVSS 3.1 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Bludit 3.9.2 is vulnerable to Remote Code Execution (RCE) via /admin/ajax/upload-images.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/bludit/bludit/issues/1079 ExploitIssue Tracking
https://github.com/bludit/bludit/issues/1079 ExploitIssue Tracking

Track CVE-2020-20210 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

9.8CVE-2020-18879Bludit unrestricted file upload vulnerabilityUnrestricted File Upload in Bludit v3.8.1 allows remote attackers to execute arbitrary code by uploading malicious files via the component 'bl-kereln…EPSS 3.1%9.8CVE-2019-17240Bludit improper restriction of authentication attempts vulnerabilitybl-kernel/security.class.php in Bludit 3.9.2 allows attackers to bypass a brute-force protection mechanism by using many different forged X-Forwarded…EPSS 40%9.1CVE-2020-20495Bludit vulnerabilitybludit v3.13.0 contains an arbitrary file deletion vulnerability in the backup plugin via the `deleteBackup' parameter.EPSS 1.5%9.1CVE-2020-18190Bludit path traversal vulnerabilityBludit v3.8.1 is affected by directory traversal. Remote attackers are able to delete arbitrary files via /admin/ajax/upload-profile-picture.EPSS 2.0%8.9CVE-2024-24551Bludit command injection vulnerabilityA security vulnerability has been identified in Bludit, allowing authenticated attackers to execute arbitrary code through the Image API. This vulner…EPSS 0.76%8.9CVE-2024-24550Bludit command injection vulnerabilityA security vulnerability has been identified in Bludit, allowing attackers with knowledge of the API token to upload arbitrary files through the File…EPSS 0.69%8.8CVE-2023-31572Bludit vulnerabilityAn issue in Bludit 4.0.0-rc-2 allows authenticated attackers to change the Administrator password and escalate privileges via a crafted request.EPSS 0.84%8.8CVE-2019-16113Bludit image upload path traversal leads to remote code executionBludit 3.9.2 lets an authenticated user upload a file named with a .jpg extension that still contains PHP code, and the upload handler in bl-kernel/a…EPSS 78%analysed

Source: NIST National Vulnerability Database (record CVE-2020-20210), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.