# CVE-2026-8168: qt6-svg: Uncontrolled recursion in the SVG parser and renderer of the Qt SVG module (QtSvg) in Qt Group Qt allows attackers to...

CVE-2026-8168 is fixed in qt6-svg on 1 platform by DEBIAN-CVE-2026-8168 (version 6.11.2-2), released October 20, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-8168
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0040
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 19, 2026

## Description

Uncontrolled recursion in the SVG parser and renderer of the Qt SVG module (QtSvg) in Qt Group Qt allows attackers to cause a denial of service (application crash via stack exhaustion) via a crafted SVG file with deeply nested elements.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | qt6-svg Debian 14 | 6.11.2-2 | [DEBIAN-CVE-2026-8168](https://patchblox.com/security/data/fix/linux/debian-cve-2026-8168.md) | Oct 20, 2026 |

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Data as of 2026-11-09T01:18:40Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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