Multiple directory traversal vulnerabilities in WHMCompleteSolution (WHMCS) 3.x and 4.x…
Priority LOW 32CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
Multiple directory traversal vulnerabilities in WHMCompleteSolution (WHMCS) 3.x and 4.x allow remote attackers to read arbitrary files via the templatefile parameter to (1) submitticket.php and (2) downloads.php, and (3) the report parameter to admin/reports.php.
Why it matters now
EPSS 0.06159 93rd 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
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 · 20
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:whmcs:whmcompletesolution:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.0.0:*:*:*:*:*:*:* | 4.0.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.0.1:*:*:*:*:*:*:* | 4.0.1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.0.2:*:*:*:*:*:*:* | 4.0.2 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.1.0:*:*:*:*:*:*:* | 4.1.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.1.1:*:*:*:*:*:*:* | 4.1.1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.1.2:*:*:*:*:*:*:* | 4.1.2 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:*:*:*:*:*:*:* | 4.2.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:beta_r1:*:*:*:*:*:* | 4.2.0 beta_r1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:beta_r2:*:*:*:*:*:* | 4.2.0 beta_r2 | Vulnerable | Whmcs |
- cpe:2.3:a:whmcs:whmcompletesolution:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.0.0:*:*:*:*:*:*:* Versions 4.0.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.0.1:*:*:*:*:*:*:* Versions 4.0.1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.0.2:*:*:*:*:*:*:* Versions 4.0.2 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.1.0:*:*:*:*:*:*:* Versions 4.1.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.1.1:*:*:*:*:*:*:* Versions 4.1.1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.1.2:*:*:*:*:*:*:* Versions 4.1.2 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:*:*:*:*:*:*:* Versions 4.2.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:beta_r1:*:*:*:*:*:* Versions 4.2.0 beta_r1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:beta_r2:*:*:*:*:*:* Versions 4.2.0 beta_r2 Vulnerable ·Whmcs
Show 10 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:beta_r3:*:*:*:*:*:* | 4.2.0 beta_r3 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.2.1:*:*:*:*:*:*:* | 4.2.1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.3.0:*:*:*:*:*:*:* | 4.3.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.3.1:*:*:*:*:*:*:* | 4.3.1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.4.0:*:*:*:*:*:*:* | 4.4.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.4.1:*:*:*:*:*:*:* | 4.4.1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.4.2:*:*:*:*:*:*:* | 4.4.2 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.5.0:*:*:*:*:*:*:* | 4.5.0 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.5.1:*:*:*:*:*:*:* | 4.5.1 | Vulnerable | Whmcs |
| cpe:2.3:a:whmcs:whmcompletesolution:4.5.2:*:*:*:*:*:*:* | 4.5.2 | Vulnerable | Whmcs |
- cpe:2.3:a:whmcs:whmcompletesolution:4.2.0:beta_r3:*:*:*:*:*:* Versions 4.2.0 beta_r3 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.2.1:*:*:*:*:*:*:* Versions 4.2.1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.3.0:*:*:*:*:*:*:* Versions 4.3.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.3.1:*:*:*:*:*:*:* Versions 4.3.1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.4.0:*:*:*:*:*:*:* Versions 4.4.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.4.1:*:*:*:*:*:*:* Versions 4.4.1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.4.2:*:*:*:*:*:*:* Versions 4.4.2 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.5.0:*:*:*:*:*:*:* Versions 4.5.0 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.5.1:*:*:*:*:*:*:* Versions 4.5.1 Vulnerable ·Whmcs
- cpe:2.3:a:whmcs:whmcompletesolution:4.5.2:*:*:*:*:*:*:* Versions 4.5.2 Vulnerable ·Whmcs
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2011-4810
- 2026-10-03 Alias added: GHSA-p24r-jj36-wqr5
References
Exploit 1
More Whmcs Whmcompletesolution vulnerabilities
- TI-2011-04338 functions.php in WHMCompleteSolution (WHMCS) 4.0.x through 5.0.x allows remote attackers… CVSS 2.0HIGH 7.5
- TI-2011-04141 Directory traversal vulnerability in clientarea.php in WHMCompleteSolution (WHMCS) 3.x.x… CVSS 2.0MEDIUM 5.0
- TI-2012-00638 submitticket.php in WHMCompleteSolution (WHMCS) 5.03 allows remote attackers to inject… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2011-4810 · CVE Program
- CVE-2011-4810 · NVD
- FIRST EPSS
- GHSA-p24r-jj36-wqr5 · 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