CVE-2026-7012MaxSite CMS Redirect Plugin cross site scripting
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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
- 2.4 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-79, CWE-94
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Apr 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
MaxSite CMS maxsite:cms (from the name) | 109.0; 109.1; 109.2; 109.3; 109.4 not affected | CNA record |
References
- https://vuldb.com/vuln/359593vdb-entry, technical-description
- https://vuldb.com/vuln/359593/ctisignature, permissions-required
- https://vuldb.com/submit/796737third-party-advisory
- https://github.com/wnaspy/CVE/blob/main/Report-%20Stored%20XSS-in-redirect-plugin-maxsite-cms.pdf.pdfexploit
- https://github.com/maxsite/cms/commit/8a3946bd0a54bfb72a4d57179fcd253f2c550cd7patch
- https://github.com/maxsite/cms/releases/tag/v109patch
- https://github.com/maxsite/cms/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.