CVE-2026-7012

LOW EPSS 20.8%
Published Apr 26, 20262mo ago · Modified Jun 17, 20262w ago
1.9 CVSS 4.0
Low
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Published Apr 26, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

A vulnerability was detected in MaxSite CMS up to 109.3. This affects an unknown part of the component Redirect Plugin. The manipulation of the argument f_all/f_all404 results in cross site scripting. The attack can be launched remotely. The exploit is now public and may be used. Upgrading to version 109.4 is able to mitigate this issue. The patch is identified as 8a3946bd0a54bfb72a4d57179fcd253f2c550cd7. You should upgrade the affected component. 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."

CVSS Details

Base Score
1.9
Exploitability
—
Impact
—
Vector string
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/E:P/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:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction P
Scope X

Threat Intelligence

EPSS Exploit Probability
20.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-79 Cross-site Scripting Injection
CWE-94 Improper Control of Generation of Code (Code Injection) Injection

References 7

  • github.com https://github.com/maxsite/cms/
  • github.com https://github.com/maxsite/cms/commit/8a3946bd0a54bfb72a4d57179fcd253f2c550cd7
  • github.com https://github.com/maxsite/cms/releases/tag/v109
  • github.com https://github.com/wnaspy/CVE/blob/main/Report-%20Stored%20XSS-in-redirect-plugin-maxsite-cms.pdf.pdf
  • vuldb.com https://vuldb.com/submit/796737
  • vuldb.com https://vuldb.com/vuln/359593
  • vuldb.com https://vuldb.com/vuln/359593/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.