CVE-2026-41079 — Out-of-Bounds $1
CVE-2026-41079 — OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.17, a network-adjacent attacker can send a crafted SNMP response to the CUPS SNMP backend that causes an out-of-bounds read of up to 176 bytes past a stack buffer. The l
What This Means For You
- If your environment is affected by CWE-125, CWE-200, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-41079 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
Out-of-Bounds Read via Crafted SNMP Response - CVE-2026-41079
title: Out-of-Bounds Read via Crafted SNMP Response - CVE-2026-41079
id: scw-2026-04-24-ai-1
status: experimental
level: medium
description: |
Detects potential exploitation of CVE-2026-41079 by looking for IPP Get-Printer-Attributes responses that include 'supply' in the query parameters, indicating an attempt to retrieve printer supply descriptions which could contain leaked memory from an out-of-bounds read. This targets the information disclosure aspect of the vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-04-24
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-41079/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/printers/'
cs-uri-query|contains:
- 'supply'
sc-status:
- 200
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-41079 | vulnerability | CVE-2026-41079 |
| CWE-125 | weakness | CWE-125 |
| CWE-200 | weakness | CWE-200 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 24, 2026 at 20:16 UTC |
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