CVE-2026-47306 Denial of service in rlottie
Attackers can cause denial of service in applications using rlottie by providing oversized serialized data payloads that trigger uncontrolled recursion.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-47306?
CVE-2026-47306 is a medium-severity denial of service vulnerability in Samsung Open Source rlottie, published on 4 Jun 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Uncontrolled Recursion vulnerability in Samsung Open Source rlottie allows Oversized Serialized Data Payloads.
This issue affects rlottie: before e2d19e3b150e0e4a9586fa90b56fd3061cc98945.
Weakness: CWE-674
Which versions are affected by CVE-2026-47306?
How do I fix CVE-2026-47306?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-47306 being exploited?
There is no known exploitation of CVE-2026-47306 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-47306, GHSA-c464-p6xp-r3mm, UBUNTU-CVE-2026-47306.