high8.2
CVE-2026-87927
MaxSite CMS through 109.6 contains a local file inclusion vulnerability in the ajax and require-maxsite dispatchers that allows unauthenticated attackers to ex…
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| MaxSite CMS | through 109.6 |
Versions were read from the advisory text. No structured product data has been published for this record yet.
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/EviL0rd/maxsite-cve1/blob/main/2026.09.08-maxsite-cms-ajax-lfi-path-traversal.md
- https://github.com/maxsite/cms
- https://github.com/maxsite/cms/blob/2ca0a0c7d1d71106a25dbb0f2aedaaefbf12802c/application/views/ajax.php#L17-L42
- https://github.com/maxsite/cms/blob/2ca0a0c7d1d71106a25dbb0f2aedaaefbf12802c/application/views/require-maxsite.php#L13-L29
- https://www.vulncheck.com/advisories/maxsite-cms-through-109.6-local-file-inclusion-via-ajax-dispatcher