CVE-2026-27174 Details.
MajorDoMo - Unauthenticated RCE
Atlas does not check this one. Needs a scripted sequence.
This check is a series of requests where each step depends on the last, often after logging in. Atlas runs single, read-only probes, so it does not run this one.
About CVE-2026-27174. What It Means.
MajorDoMo contains a remote code execution caused by an include order bug and lack of exit after redirect in admin panel's PHP console, letting unauthenticated attackers execute arbitrary PHP code via crafted GET requests.
Affected Product. What Is Hit.
- Vendor
- sergejey
- Product
- Sergejey MajorDoMo
FAQ
Common Questions.
MajorDoMo - Unauthenticated RCE. MajorDoMo contains a remote code execution caused by an include order bug and lack of exit after redirect in admin panel's PHP console, letting unauthenticated attackers execute arbitrary PHP code via crafted GET requests.
No. This check is a series of requests where each step depends on the last, often after logging in. Atlas runs single, read-only probes, so it does not run this one. The facts about CVE-2026-27174 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-27174 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Sergejey MajorDoMo to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-27174. Atlas does not run a check for it, so nothing here says whether a particular site is affected.