CVE-2026-46725 Details.
TYPO3 ceselector Extension - Insecure Deserialization
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-2026-46725. What It Means.
TYPO3 extension contains a PHP Object Injection caused by passing attacker-controlled cookie to unserialize() without validation, letting remote unauthenticated attackers achieve remote code execution, exploit requires Persistent Mode: Static configuration.
Affected Product. What Is Hit.
- Vendor
- mmc
- Product
- Mmc Ceselector
References. Where To Read More.
FAQ
Common Questions.
TYPO3 ceselector Extension - Insecure Deserialization. TYPO3 extension contains a PHP Object Injection caused by passing attacker-controlled cookie to unserialize() without validation, letting remote unauthenticated attackers achieve remote code execution, exploit requires Persistent Mode: Static configuration.
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-2026-46725 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-46725 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Mmc Ceselector 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-2026-46725. Atlas does not run a check for it, so nothing here says whether a particular site is affected.