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Code injection in Balbooa Forms extension for Joomla

Priority MEDIUM 50CWE-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 - balbooa.com - Unauthenticated RCE via field shortcode injection in Balbooa Forms < 2.4.3.4 - Balbooa Forms supports administrator-defined PHP code which runs after a public form submission. The feature also supports form-field shortcodes inside that PHP. Before calling `eval()`, the component replaces each shortcode with the raw value submitted by the visitor, leading to an RCE vector. A public form must use the product's optional PHP-after-submission action and interpolate an attacker-controlled field shortcode inside a double-quoted PHP string to be vulnerable.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00586 48th 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
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

VendorProductAffected versionsFixed inStatusSource
BalbooaBalbooa Forms extension for Joomla1.0.0-2.4.3.3—No fix listedCNA
  • Balbooa Forms extension for Joomla VendorBalbooa Affected 1.0.0-2.4.3.3 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:balbooa:forms:*:*:*:*:*:joomla\!:*:*before 2.4.3.4VulnerableBalbooa
  • cpe:2.3:a:balbooa:forms:*:*:*:*:*:joomla\!:*:* Versions before 2.4.3.4 Vulnerable ·Balbooa

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-102425
  2. 2026-10-03 Alias added: GHSA-r3hx-8v55-pg55
  3. 2026-10-06 CVSS score added · NVD

References

  • TI-2026-40656 Unrestricted file upload in balbooa.com Balbooa Forms extension for Joomla KEVCVSS 4.0CRITICAL 10.0
  • TI-2026-65393 Path traversal in Balbooa Forms extension for Joomla CVSS 4.0HIGH 8.9
  • TI-2026-65139 Cross-site scripting in Balbooa Forms extension for Joomla CVSS 4.0HIGH 8.6
  • TI-2026-65138 Path traversal in Balbooa Forms extension for Joomla CVSS 4.0MEDIUM 6.9
  • TI-2026-65137 Authorization bypass in Balbooa Forms extension for Joomla CVSS 4.0MEDIUM 6.9

Sources