Joomla Event Registration Pro Calendar 4.1.3 SQL Injection
Priority HIGH 77CWE-89Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
Joomla Event Registration Pro Calendar 4.1.3 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the id parameter. Attackers can send GET requests to index.php with option=com_registrationpro&view=category&id parameter containing SQL injection payloads to extract sensitive database information.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00432 37th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Joomlashowroom | Event Registration Pro Calendar | 4.1.3 | — | No fix listed | CNA |
- Event Registration Pro Calendar VendorJoomlashowroom Affected 4.1.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:joomalshowroom:event_registration_pro_calendar:4.1.3:*:*:*:*:joomla\!:*:* | 4.1.3 | Vulnerable | Joomalshowroom |
- cpe:2.3:a:joomalshowroom:event_registration_pro_calendar:4.1.3:*:*:*:*:joomla\!:*:* Versions 4.1.3 Vulnerable ·Joomalshowroom
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-20273
- 2026-10-03 Alias added: GHSA-qq9x-p9f6-rmg7
References
Exploit 1
More Joomlashowroom vulnerabilities
- TI-2008-05915 Directory traversal vulnerability in the Pro Desk Support Center (com_pro_desk) component… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2017-20273 · CVE Program
- CVE-2017-20273 · NVD
- FIRST EPSS
- GHSA-qq9x-p9f6-rmg7 · 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