CVE-2026-50529 DataEase: Link Token Leakage Prior to Share Password/Ticket Validation
Unauthenticated attackers can obtain valid link tokens for protected shares by bypassing password validation, enabling unauthorized access to share-related APIs.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-50529?
CVE-2026-50529 is a high-severity authentication bypass vulnerability in dataease, published on 7 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
DataEase is an open source data visualization and analysis tool. Prior to 2.10.24, the /de2api/share/proxyInfo share interface generates and returns X-DE-LINK-TOKEN before validating the share password or ticket, allowing unauthenticated attackers who know a protected share UUID to obtain a valid link token for subsequent share-related API calls even with missing or invalid credentials. This issue is fixed in version 2.10.24.
Weakness: CWE-863
Which versions are affected by CVE-2026-50529?
How do I fix CVE-2026-50529?
No fix has been published for CVE-2026-50529 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-50529 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-50529 exists.
Sources
Also known as GHSA-7287-qqj9-phr6.