CVE-2026-55633 DataEase H2 RCE via Zip Protocol & File Dropper Fix bypass
Authenticated attackers can upload malicious zip archives disguised as fonts to achieve remote code execution in DataEase.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-55633?
CVE-2026-55633 is a high-severity vulnerability in dataease, published on 7 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
DataEase is an open source data visualization and analysis tool. Prior to 2.10.24, a bypass of the H2 zip protocol and file dropper fix allows an authenticated attacker to upload a zip archive disguised with a .ttf extension through FontManage.saveFile and then exploit it through the zip protocol to achieve remote code execution. This issue is fixed in version 2.10.24.
Weakness: CWE-434
Which versions are affected by CVE-2026-55633?
How do I fix CVE-2026-55633?
No fix has been published for CVE-2026-55633 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-55633 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-55633 exists.
Sources
Also known as GHSA-8x36-774q-pwqg.