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Vulnerability record · CVE-2024-53255 · published 25 November 2024

CVE-2024-53255: Boidcms cross-site scripting vulnerability

BBoidcms · Boidcms

BoidCMS is a free and open-source flat file CMS for building simple websites and blogs, developed using PHP and uses JSON as a database. In affected versions a reflected Cross-site Scripting (XSS) vulnerability exists in the /admin?page=media endpoint in the file parameter, allowing an attacker to inject arbitrary JavaScript code. This code could be used to steal the user's session cookie, perform phishing attacks, or deface the website. This issue has been addressed in version 2.1.2 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

5.3 CVSS 4.0 Medium EPSS 0.89% · top 42.3% CWE-79 · Cross-site scripting
5.3CVSS 4.0 base score
0.89%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

BoidCMS is a free and open-source flat file CMS for building simple websites and blogs, developed using PHP and uses JSON as a database. In affected versions a reflected Cross-site Scripting (XSS) vulnerability exists in the /admin?page=media endpoint in the file parameter, allowing an attacker to inject arbitrary JavaScript code. This code could be used to steal the user's session cookie, perform phishing attacks, or deface the website. This issue has been addressed in version 2.1.2 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/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:

Affected products

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

References

LinkTags
https://github.com/BoidCMS/BoidCMS/commit/42f4d703a87f5199bbd701b3495a26c91b9cfab7 Patch
https://github.com/BoidCMS/BoidCMS/security/advisories/GHSA-7q7m-cgw8-px4r ExploitVendor Advisory

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Related vulnerabilities

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

8.8CVE-2023-38836BoidCMS unrestricted file upload enables remote code executionBoidCMS 2.0.0 fails to properly validate uploaded files, allowing an attacker to prepend a GIF header to a malicious file and bypass MIME type checks…EPSS 76%analysed7.2CVE-2026-39387Boidcms php remote file inclusion vulnerabilityBoidCMS is an open-source, PHP-based flat-file CMS for building simple websites and blogs, using JSON as its database. Versions prior to 2.1.3 are vu…EPSS 0.81%6.1CVE-2024-32342Boidcms cross-site scripting vulnerabilityA cross-site scripting (XSS) vulnerability in the Create Page of Boid CMS v2.1.0 allows attackers to execute arbitrary web scripts or HTML via a craf…EPSS 0.43%6.1CVE-2024-32343Boidcms cross-site scripting vulnerabilityA cross-site scripting (XSS) vulnerability in the Create Page of Boid CMS v2.1.0 allows attackers to execute arbitrary web scripts or HTML via a craf…EPSS 0.41%5.4CVE-2023-48824Boidcms cross-site scripting vulnerabilityBoidCMS 2.0.1 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) issues via the title, subtitle, footer, or keywords parameter in a page=cre…EPSS 0.46%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed

Source: NIST National Vulnerability Database (record CVE-2024-53255), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.