OS command injection in Drupal Ffmpeg Image Toolkit allows remote code execution
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-78.
Summary
The Ffmpeg Image Toolkit module for Drupal, from 0.0.0 before 1.0.3, contains an OS command injection flaw (CWE-78) where special characters are not neutralized before being passed to an operating system command. An unauthenticated remote attacker can execute arbitrary commands on the server without user interaction, with high impact to confidentiality, integrity and availability.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Description from the CNA
Improper Neutralization of Special Elements used in an OS Command ("OS Command Injection") vulnerability in Drupal Ffmpeg Image Toolkit allows OS Command Injection. This issue affects Ffmpeg Image Toolkit versions: from 0.0.0 to 1.0.3.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Drupal Ffmpeg Image Toolkit is fixed in version 1.0.3. Upgrade to 1.0.3 or later.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
- Fix · CNA Ffmpeg Image Toolkit (Drupal) Fixed in 1.0.3
Timeline
- 2026-10-30 Threatist record created from CVE-2026-114523
- 2026-10-30 Alias added: GHSA-8hr7-865w-p2c4
- 2026-11-06 CVSS score added · CISA ADP
- 2026-11-06 CISA SSVC decision points changed
- 2026-11-06 Priority changed: LOW → MEDIUM
- 2026-11-07 EPSS moved to the 50th–90th percentile
References
More Drupal vulnerabilities
- TI-2026-07979 Drupal core - Highly critical - SQL injection - SA-CORE-2026-004 KEVCVSS 3.1CRITICAL 9.8
- TI-2018-05494 Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-004 KEVCVSS 3.1CRITICAL 9.8
- TI-2018-05493 Improper input validation in Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-10731 Unrestricted file upload in Drupal Core KEVCVSS 3.1HIGH 8.8
- TI-2019-04505 Drupal core - Highly critical - Remote Code Execution KEVCVSS 3.1HIGH 8.1
- TI-2020-17477 Archive_Tar through 1.4.10 has :// filename sanitization only to address phar attacks… KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2026-114523 · CVE Program
- CVE-2026-114523 · NVD
- FIRST EPSS
- GHSA-8hr7-865w-p2c4 · GitHub Advisory Database · CC BY 4.0
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