phpWhois allows remote attackers to execute arbitrary code via a crafted whois record.
Priority MEDIUM 51CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-94.
Summary
phpWhois allows remote attackers to execute arbitrary code via a crafted whois record.
Why it matters now
EPSS 0.06195 93rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed jsmitty12/phpwhois (Packagist): 5.1.0
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 |
| — | jsmitty12/phpwhois (Packagist) | before 5.1.0 | 5.1.0 | Patch available | GHSA-c95f-27gx-6vq9 |
| — | phpwhois/phpwhois (Packagist) | up to 4.2.5 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | brightlocal/phpwhois (Packagist) | up to 4.2.5 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | david-garcia/phpwhois (Packagist) | up to 4.3.1 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | ivankristianto/phpwhois (Packagist) | up to 4.3.0 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | kazist/phpwhois (Packagist) | up to 4.2.6 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | serluck/phpwhois (Packagist) | up to 4.2.6 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | simple-updates/phpwhois (Packagist) | up to 1.0.0 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
| — | truckersmp/phpwhois (Packagist) | up to 4.3.1 | — | No fix listed | GHSA-c95f-27gx-6vq9 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- jsmitty12/phpwhois (Packagist) Vendor— Affected before 5.1.0 Fixed in 5.1.0 Patch available GHSA-c95f-27gx-6vq9
- phpwhois/phpwhois (Packagist) Vendor— Affected up to 4.2.5 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- brightlocal/phpwhois (Packagist) Vendor— Affected up to 4.2.5 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- david-garcia/phpwhois (Packagist) Vendor— Affected up to 4.3.1 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- ivankristianto/phpwhois (Packagist) Vendor— Affected up to 4.3.0 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- kazist/phpwhois (Packagist) Vendor— Affected up to 4.2.6 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- serluck/phpwhois (Packagist) Vendor— Affected up to 4.2.6 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- simple-updates/phpwhois (Packagist) Vendor— Affected up to 1.0.0 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
- truckersmp/phpwhois (Packagist) Vendor— Affected up to 4.3.1 Fixed in — No fix listed GHSA-c95f-27gx-6vq9
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:phpwhois_project:phpwhois:*:*:*:*:*:*:*:* | up to 4.2.2 | Vulnerable | Phpwhois Project |
- cpe:2.3:a:phpwhois_project:phpwhois:*:*:*:*:*:*:*:* Versions up to 4.2.2 Vulnerable ·Phpwhois Project
Remediation
- Fix · GHSA-c95f-27gx-6vq9 jsmitty12/phpwhois (Packagist) Fixed in 5.1.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2015-5243
- 2026-10-03 Alias added: GHSA-c95f-27gx-6vq9
References
Patch 2
Advisory 4
Other 8
- https://github.com/FriendsOfPHP/security-advisories/blob/master/brightlocal/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/david-garcia/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/ivankristianto/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/kazist/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/phpwhois/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/serluck/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/simple-updates/phpwhois/CVE-2015-5243.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/truckersmp/phpwhois/CVE-2015-5243.yaml
More Phpwhois Project Phpwhois vulnerabilities
- TI-2015-03379 Cross-site scripting (XSS) vulnerability in phpwhois 4.2.5, as used in the… CVSS 3.0MEDIUM 6.1
- TI-2021-19530 phpWhois (last update Jun 30 2021) is affected by a Cross Site Scripting (XSS)… CVSS 3.1MEDIUM 6.1
Sources
- CVE-2015-5243 · CVE Program
- CVE-2015-5243 · NVD
- FIRST EPSS
- GHSA-c95f-27gx-6vq9 · 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