# SUSE-SU-2026:3090-1: ruby3.4 security update

SUSE-SU-2026:3090-1, released July 17, 2026, fixes 5 CVEs in ruby3.4 (version 3.4.10-150700.3.4.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/suse-su-2026-3090-1
- Platform: Linux
- Released: Jul 17, 2026
- Priority: High (Closes CVE-2026-47240, high severity)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/SUSE-SU-2026:3090-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [ruby3.4](https://patchblox.com/security/data/product/linux/ruby3.4.md) | sles 15.7 | 3.4.10-150700.3.4.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-47240](https://patchblox.com/security/data/cve/CVE-2026-47240.md) | High | Net::IMAP: Command Injection via non-synchronizing literal in "raw" argument | 7.3 | 0.0083 |  |
| [CVE-2026-42258](https://patchblox.com/security/data/cve/CVE-2026-42258.md) | High | net-imap: Command Injection via unvalidated Symbol inputs | 7.4 | 0.0078 |  |
| [CVE-2025-61594](https://patchblox.com/security/data/cve/CVE-2025-61594.md) | High | ruby3.4: merging URIs using the + operator could expose sensitive user credentials (bsc#1270034). | 7.5 | 0.0056 |  |
| [CVE-2026-47241](https://patchblox.com/security/data/cve/CVE-2026-47241.md) | High | Net::IMAP: Denial of Service via incomplete raw argument validation | 7.3 | 0.0038 |  |
| [CVE-2026-47242](https://patchblox.com/security/data/cve/CVE-2026-47242.md) | High | ruby: Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby | 7.3 | 0.0018 |  |

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Data as of 2026-11-11T01:43:54Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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