Code injection in fabrikar.com Fabrik extension for Joomla
Priority MEDIUM 43CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-94.
Summary
Joomla Extension - fabrikar.com - heredoc terminator breakout in the calc element in Fabrik < 4.7.2 - The onUpdateComment endpoint did not perform any access checks.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00444 38th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| fabrikar.com | Fabrik extension for Joomla | 1.0.0-4.7.1 | — | No fix listed | CNA |
- Fabrik extension for Joomla Vendorfabrikar.com Affected 1.0.0-4.7.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-77992
- 2026-10-03 Alias added: GHSA-gvj7-4928-2j6w
References
Other 1
More fabrikar.com vulnerabilities
- TI-2026-53537 Code injection in fabrikar.com Fabrik extension for Joomla CVSS 4.0CRITICAL 10.0
- TI-2026-53536 Code injection in fabrikar.com Fabrik extension for Joomla CVSS 4.0CRITICAL 10.0
- TI-2026-47578 Code injection in fabrikar.com Fabrik extension for Joomla CVSS 4.0CRITICAL 10.0
- TI-2026-47484 Joomla Extension - fabrikar.com - Unauthenticated remote code execution in Fabrik < 4.7.2 CVSS 4.0CRITICAL 10.0
- TI-2026-53539 Improper access control in fabrikar.com Fabrik extension for Joomla CVSS 4.0CRITICAL 10.0
- TI-2026-53538 Path traversal in fabrikar.com Fabrik extension for Joomla CVSS 4.0CRITICAL 10.0
Sources
- CVE-2026-77992 · CVE Program
- CVE-2026-77992 · NVD
- FIRST EPSS
- GHSA-gvj7-4928-2j6w · 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