Unauthenticated file deletion in Joomla Gridbox extension
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-639.
Summary
Gridbox extension for Joomla versions before 2.20.5.0 let an unauthenticated attacker delete submission and field files. The weaknesses are CWE-639 (Authorization Bypass Through User-Controlled Key) and CWE-862 (Missing Authorization). CVSS 4.0 scores it 6.9 (MEDIUM), with low integrity impact and no confidentiality or availability impact. CISA's KEV catalog does not list it.
Written with Claude Haiku 5.5 from the sources below · 2026-11-05
Description from the CNA
Joomla Extension - balbooa.com - Unauthenticated deletion of submission/field files in Gridbox < 2.20.5.0
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Update the Gridbox extension for Joomla to version 2.20.5.0 or later.
Written with Claude Haiku 5.5 from the sources below · 2026-11-05
Timeline
- 2026-11-05 Threatist record created from CVE-2026-107130
- 2026-11-05 Alias added: GHSA-2pcj-5cmc-2hm6
- 2026-11-05 CISA SSVC decision points changed
- 2026-11-05 Priority changed: MEDIUM → LOW
References
More Balbooa vulnerabilities
- TI-2026-40656 Unrestricted file upload in balbooa.com Balbooa Forms extension for Joomla KEVCVSS 4.0CRITICAL 10.0
- TI-2021-22543 Balbooa Joomla Forms Builder 2.0.6 SQL Injection Unauthenticated CVSS 4.0HIGH 8.8
- TI-2018-08357 The Balbooa Gridbox extension version 2.4.0 and previous versions for Joomla! is… CVSS 3.0MEDIUM 6.1
- TI-2026-65394 Code injection in Balbooa Forms extension for Joomla CVSS 4.0CRITICAL 9.5
- TI-2026-46921 Code injection in Balbooa Forms component for Joomla CVSS 4.0CRITICAL 10.0
- TI-2026-47660 Code injection in Balbooa Forms extension for Joomla CVSS 4.0CRITICAL 10.0
Sources
- CVE-2026-107130 · CVE Program
- CVE-2026-107130 · NVD
- FIRST EPSS
- GHSA-2pcj-5cmc-2hm6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences