PHP remote file inclusion vulnerability in index.php in KnowledgeBuilder, referred to as…
Priority LOW 39Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
PHP remote file inclusion vulnerability in index.php in KnowledgeBuilder, referred to as KnowledgeBase, allows remote attackers to execute arbitrary PHP code by modifying the page parameter to reference a URL on a remote web server that contains the code.
Why it matters now
EPSS 0.03429 89th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:activecampaign:knowledgebuilder:2.0.1:*:*:*:*:*:*:* | 2.0.1 | Vulnerable | ActiveCampaign |
| cpe:2.3:a:activecampaign:knowledgebuilder:2.1.0:*:*:*:*:*:*:* | 2.1.0 | Vulnerable | ActiveCampaign |
| cpe:2.3:a:activecampaign:knowledgebuilder:2.1.4:*:*:*:*:*:*:* | 2.1.4 | Vulnerable | ActiveCampaign |
| cpe:2.3:a:activecampaign:knowledgebuilder:3.0.1:*:*:*:*:*:*:* | 3.0.1 | Vulnerable | ActiveCampaign |
- cpe:2.3:a:activecampaign:knowledgebuilder:2.0.1:*:*:*:*:*:*:* Versions 2.0.1 Vulnerable ·ActiveCampaign
- cpe:2.3:a:activecampaign:knowledgebuilder:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·ActiveCampaign
- cpe:2.3:a:activecampaign:knowledgebuilder:2.1.4:*:*:*:*:*:*:* Versions 2.1.4 Vulnerable ·ActiveCampaign
- cpe:2.3:a:activecampaign:knowledgebuilder:3.0.1:*:*:*:*:*:*:* Versions 3.0.1 Vulnerable ·ActiveCampaign
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2003-1131
- 2026-10-03 Alias added: GHSA-h9wr-4rpj-pqr5
References
Other 2
More ActiveCampaign Knowledgebuilder vulnerabilities
- TI-2006-05702 PHP remote file inclusion vulnerability in admin/e_data/visEdit_control.class.php in… CVSS 2.0HIGH 7.5
- TI-2005-03623 index.php in ActiveCampaign KnowledgeBuilder 2.4 and earlier allows remote attackers to… CVSS 2.0HIGH 7.8
- TI-2006-00941 PHP remote file inclusion vulnerability in index.php in one or more ActiveCampaign… CVSS 2.0HIGH 7.5
- TI-2005-03622 SQL injection vulnerability in index.php in ActiveCampaign KnowledgeBuilder 2.4 and… CVSS 2.0HIGH 7.5
Sources
- CVE-2003-1131 · CVE Program
- CVE-2003-1131 · NVD
- FIRST EPSS
- GHSA-h9wr-4rpj-pqr5 · 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