CVE-2026-45184 — Kdenlive before 26.04.1 allows dangerous proxy parameters

CVE-2026-45184 — Kdenlive before 26.04.1 allows dangerous proxy parameters

CVE-2026-45184 — Kdenlive before 26.04.1 allows dangerous proxy parameters when an attacker-controlled project file is used.

What This Means For You

  • If your environment is affected by CWE-829, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-45184 updates and patches.

Related ATT&CK Techniques

🛡️ 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 T1204.002 Execution

CVE-2026-45184 - Kdenlive Malicious Project File Loading

Sigma YAML — free preview
title: CVE-2026-45184 - Kdenlive Malicious Project File Loading
id: scw-2026-05-09-ai-1
status: experimental
level: high
description: |
  Detects the execution of Kdenlive when opening a project file. This rule is specific to CVE-2026-45184, which allows for dangerous proxy parameters to be injected via a malicious Kdenlive project file (.kdenlive). The vulnerability is triggered when Kdenlive processes these parameters, potentially leading to arbitrary code execution.
author: SCW Feed Engine (AI-generated)
date: 2026-05-09
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-45184/
tags:
  - attack.execution
  - attack.t1204.002
logsource:
    category: file_event
detection:
  selection:
      Image|endswith:
          - 'kdenlive.exe'
      TargetFilename|contains:
          - '.kdenlive'
      condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-45184 vulnerability CVE-2026-45184
CWE-829 weakness CWE-829
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 10, 2026 at 02:16 UTC

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