CVE-2026-7014

medium

Description

A flaw has been found in MaxSite CMS up to 109.3. This vulnerability affects unknown code of the component down_count Plugin. This manipulation of the argument f_file/f_prefix causes cross site scripting. The attack may be initiated remotely. The exploit has been published and may be used. Upgrading to version 109.4 is able to resolve this issue. Patch name: 8a3946bd0a54bfb72a4d57179fcd253f2c550cd7. The affected component should be upgraded. The vendor was informed early about this issue. They classify it as a "Self-XSS". They deployed a countermeasure: "Nevertheless, we consider this a violation of secure coding standards. The lack of filtering via `htmlspecialchars()` has already been fixed in the latest patch to prevent incorrect data display."

References

https://vuldb.com/vuln/359594/cti

https://vuldb.com/vuln/359594

https://vuldb.com/submit/796739

https://github.com/wnaspy/CVE/blob/main/Report-%20Stored%20XSS-in-down_count-plugin-maxsite-cms.pdf.pdf

https://github.com/maxsite/cms/releases/tag/v109

https://github.com/maxsite/cms/commit/8a3946bd0a54bfb72a4d57179fcd253f2c550cd7

https://github.com/maxsite/cms/

Details

Source: Mitre, NVD

Published: 2026-04-26

Updated: 2026-04-26

Risk Information

CVSS v2

Base Score: 3.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 2.4

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

Severity: Low

CVSS v4

Base Score: 4.8

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00011