# CVE-2026-33870: netty: incorrectly parses quoted strings in HTTP/1.1 can lead to request smuggling (bsc#1261031).

CVE-2026-33870 is fixed in 2 products on 1 platform, first by SUSE-SU-2026:1353-1, released April 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-33870
- Priority: Routine
- CVSS: n/a
- EPSS: 0.0070
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 15, 2026

## Description

incorrectly parses quoted strings in HTTP/1.1 can lead to request smuggling (bsc#1261031).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | netty opensuse-leap 15.6 | 4.1.132-150200.4.43.1 | [SUSE-SU-2026:1353-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1353-1.md) | Apr 15, 2026 |
| Linux | netty sles 15.7 | 4.1.132-150200.4.43.1 | [SUSE-SU-2026:1353-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1353-1.md) | Apr 15, 2026 |
| Linux | netty-tcnative opensuse-leap 15.6 | 2.0.75-150200.3.36.1 | [SUSE-SU-2026:1353-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1353-1.md) | Apr 15, 2026 |
| Linux | netty-tcnative sles 15.7 | 2.0.75-150200.3.36.1 | [SUSE-SU-2026:1353-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1353-1.md) | Apr 15, 2026 |

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Data as of 2026-11-11T19:49:26Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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