CVE-2026-45419 DataEase: Arbitrary File Write Vulnerability
Attackers can write arbitrary files via path traversal in template saving, potentially leading to code execution or data modification.
- 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-2026-45419?
CVE-2026-45419 is a high-severity path traversal vulnerability in dataease, published on 15 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 2.10.23, DataEase template saves call TemplateManageService#save, StaticResourceServer#saveFilesToServe, and the /de2api/templateManage/save endpoint with attacker-controlled staticResource names and Base64 content, allowing path traversal and arbitrary file writes because only / was used when extracting the file name. This issue is fixed in version 2.10.23.
Weakness: CWE-22
Which versions are affected by CVE-2026-45419?
How do I fix CVE-2026-45419?
No fix has been published for CVE-2026-45419 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-45419 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-45419 exists.
Sources
Also known as GHSA-83fh-fgh3-g9f9.