Public mode

No access to your tenant or devices. Every item links to its source. What this means

CVE-2026-87927

MaxSite CMS through 109.6 Local File Inclusion via ajax dispatcher

CVSS 4.0 8.8 HIGHCVSS 3.1 8.2 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-87927

Published

MaxSite CMS through 109.6 contains a local file inclusion vulnerability in the ajax and require-maxsite dispatchers that allows unauthenticated attackers to execute privileged handler files by supplying base64-encoded path traversal sequences. Attackers can bypass path validation checks and execute admin-gated handler actions without authentication to access sensitive functionality.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-87927

Published

MaxSite CMS

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unaffected",
                    "vendor": "MaxSite",
                    "product": "MaxSite CMS",
                    "packageURL": "pkg:github/maxsite/cms",
                    "repo": "https://github.com/maxsite/cms",
                    "versions": [
                        {
                            "version": "0.78",
                            "lessThanOrEqual": "109.6",
                            "status": "affected",
                            "versionType": "custom"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON