WebsiteBaker 2.13.3 Stored Cross-Site Scripting via SVG File Upload
Priority MEDIUM 56CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
WebsiteBaker 2.13.3 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG files with script tags that execute when the file is viewed, enabling persistent cross-site scripting attacks.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00245 15th 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
- No
- 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 |
|---|---|---|---|---|---|
| websitebaker | WebsiteBaker | 2.13.3 | — | No fix listed | CNA |
- WebsiteBaker Vendorwebsitebaker Affected 2.13.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:websitebaker:websitebaker:2.13.3:*:*:*:*:*:*:* | 2.13.3 | Vulnerable | websitebaker |
- cpe:2.3:a:websitebaker:websitebaker:2.13.3:*:*:*:*:*:*:* Versions 2.13.3 Vulnerable ·websitebaker
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-53903
- 2026-10-03 Alias added: GHSA-9qcf-r8v3-qr8c
References
Exploit 1
Other 1
More Websitebaker vulnerabilities
- TI-2021-22404 WebsiteBaker 2.13.0 - Remote Code Execution (RCE) (Authenticated) CVSS 4.0HIGH 8.7
- TI-2023-30185 WebsiteBaker 2.13.3 Directory Traversal via Media Delete Endpoint CVSS 4.0HIGH 7.0
- TI-2023-30236 WebsiteBaker 2.13.3 Stored Cross-Site Scripting via Page Creation CVSS 4.0MEDIUM 5.1
- TI-2017-05063 Multiple SQL injection vulnerabilities in account/signup.php and account/signup2.php in… CVSS 3.1CRITICAL 9.8
- TI-2020-15891 WebsiteBaker 2.12.2 allows SQL Injection via parameter 'display_name' in… CVSS 3.1CRITICAL 9.8
- TI-2017-07153 install\save.php in WebsiteBaker v2.10.0 allows remote attackers to execute arbitrary PHP… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2023-53903 · CVE Program
- CVE-2023-53903 · NVD
- FIRST EPSS
- GHSA-9qcf-r8v3-qr8c · 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