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Vulnerability record · CVE-2025-44108 · published 19 May 2025

CVE-2025-44108: Flatpress cross-site scripting vulnerability

Flatpress · Flatpress

A stored Cross-Site Scripting (XSS) vulnerability exists in the administration panel of Flatpress CMS before 1.4 via the gallery captions component. An attacker with admin privileges can inject a malicious JavaScript payload into the system, which is then stored persistently.

4.8 CVSS 3.1 Medium EPSS 0.33% · top 76.0% CWE-79 · Cross-site scripting
4.8CVSS 3.1 base score
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A stored Cross-Site Scripting (XSS) vulnerability exists in the administration panel of Flatpress CMS before 1.4 via the gallery captions component. An attacker with admin privileges can inject a malicious JavaScript payload into the system, which is then stored persistently.

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

Affected products

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

References

LinkTags
https://github.com/flatpressblog/flatpress/commit/24a6feacf1747ec19725b52c097715c8ab9c4559 Patch
https://github.com/flatpressblog/flatpress/releases/tag/1.3.1 Release Notes
https://github.com/flatpressblog/flatpress/releases/tag/1.4.rc2 Release Notes
https://harish0x.github.io/blog/CVE-2025-44108 ExploitThird Party Advisory
https://harish0x.github.io/blog/CVE-2025-44108 ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2023-0947Flatpress path traversal vulnerabilityPath Traversal in GitHub repository flatpressblog/flatpress prior to 1.3.EPSS 3.6%9.8CVE-2022-4748Flatpress path traversal vulnerabilityA vulnerability was found in FlatPress. It has been classified as critical. This affects the function doItemActions of the file fp-plugins/mediamanag…EPSS 0.87%9.8CVE-2022-4606Flatpress php remote file inclusion vulnerabilityPHP Remote File Inclusion in GitHub repository flatpressblog/flatpress prior to 1.3.EPSS 35%8.8CVE-2020-22761Flatpress cross-site request forgery vulnerabilityCross Site Request Forgery (CSRF) vulnerability in FlatPress 1.1 via the DeleteFile function in flat/admin.php.EPSS 0.76%8.1CVE-2024-4023Flatpress cross-site scripting vulnerabilityA stored cross-site scripting (XSS) vulnerability exists in flatpressblog/flatpress version 1.3. When a user uploads a file with a `.xsig` extension …EPSS 0.79%8.1CVE-2024-41290Flatpress vulnerabilityFlatPress CMS v1.3.1 1.3 was discovered to use insecure methods to store authentication data via the cookie's component.EPSS 0.43%8.1CVE-2023-1105Flatpress vulnerabilityExternal Control of File Name or Path in GitHub repository flatpressblog/flatpress prior to 1.3.EPSS 0.71%8.0CVE-2024-9847Flatpress cross-site request forgery vulnerabilityFlatPress CMS version latest is vulnerable to Cross-Site Request Forgery (CSRF) attacks that allow an attacker to enable or disable plugins on behalf…EPSS 0.34%

Source: NIST National Vulnerability Database (record CVE-2025-44108), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.