# CVE-2026-105326: Cups: cups: argument injection in mailto notifier via notify-recipient-uri

CVE-2026-105326 is fixed in 15 products on 1 platform, first by SUSE-SU-2026:5078-1, released November 7, 2026. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-105326
- Priority: Routine
- CVSS: 2.5 (Low)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 9, 2026
- Weakness: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105326

## Description

This update for cups fixes the following issues:  - CVE-2026-41079: crafted SNMP response can lead to stack-based out-of-bounds read and sensitive memory disclosure   (bsc#1263116). - CVE-2026-105326: argument injection in `mailto` notifier allows unauthenticated remote code execution (bsc#1284274).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | cups amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups sles 15.6 | 2.2.7-150000.3.101.2 | [SUSE-SU-2026:5078-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-5078-1.md) | Nov 7, 2026 |
| Linux | cups sles 15.7 | 2.2.7-150000.3.101.2 | [SUSE-SU-2026:5078-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-5078-1.md) | Nov 7, 2026 |
| Linux | cups-client amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-client-debuginfo amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-debuginfo amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-debugsource amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-devel amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-filesystem amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-ipptool amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-ipptool-debuginfo amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-libs amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-libs-debuginfo amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-lpd amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-lpd-debuginfo amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-printerapp amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |
| Linux | cups-printerapp-debuginfo amzn 2023 | 1:2.4.20-1.amzn2023.0.1 | [ALAS2023-2026-3415](https://patchblox.com/security/data/fix/linux/alas2023-2026-3415.md) | Nov 10, 2026 |

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Data as of 2026-11-10T07:50:38Z 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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