CVE-2026-8274 — Npitre Cramfs-Tools Path Traversal

May 11, 2026 08:16 /MEDIUM /CVSS 5.3/10

Written by SCW Vulnerability Desk Vulnerability Intelligence

National Vulnerability Database vulnerabilitycvemedium-severitypath-traversalcwe-22

CVE-2026-8274 — Npitre Cramfs-Tools Path Traversal

CVE-2026-8274 — A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The expl

What This Means For You

If your environment is affected by CWE-22, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-8274 updates and patches.

Related ATT&CK Techniques

T1078.004 Abuse Elevation Control Mechanism Privilege Escalation T1068 Exploitation for Privilege Escalation Privilege Escalation T1571 Non-Standard Port Command and Control

🛡️ Detection Rules

2 rules · 6 SIEM formats

2 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.

high T1068 Privilege Escalation

CVE-2026-8274 - Npitre Cramfs-Tools Path Traversal Attempt

Sigma YAML — free preview

title: CVE-2026-8274 - Npitre Cramfs-Tools Path Traversal Attempt
id: scw-2026-05-11-ai-1
status: experimental
level: high
description: |
  Detects the execution of 'cramfsck' with command line arguments containing '../', indicating a potential path traversal attempt as described in CVE-2026-8274. This vulnerability allows local users to traverse directories due to improper handling in the do_directory function of cramfsck.c.
author: SCW Feed Engine (AI-generated)
date: 2026-05-11
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-8274/
tags:
  - attack.privilege_escalation
  - attack.t1068
logsource:
    category: process_creation
detection:
  selection:
      Image|contains:
          - 'cramfsck'
      CommandLine|contains:
          - '../'
      condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

ID	Type	Indicator
CVE-2026-8274	vulnerability	CVE-2026-8274
CWE-22	weakness	CWE-22

Written by SCW Vulnerability Desk

Source & Attribution

Source Platform	NVD
Channel	National Vulnerability Database
Published	May 11, 2026 at 08:16 UTC

This content was curated and summarized by Shimi's Cyber World for informational purposes. It is not copied or republished in full. All intellectual property rights remain with the original author and source.

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