Vulnerability · CVE-2023-53903
WebsiteBaker 2.13.3 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript.
Published Dec 16, 2025 · catalog updated Apr 7, 2026 · WebsiteBaker WebsiteBaker
Last checked Nov 2, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2023-53903. EPSS is 0.24%. Act only if a listed version of WebsiteBaker WebsiteBaker is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2021-47788 · High
- CVE-2023-53953 · Medium
- CVE-2023-53902 · High
- Severity
- Medium5.1
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.24%
- Remediation
- Vendor / distro source
- Affected products
- vendor WebsiteBaker WebsiteBaker 2.13.3
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.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor WebsiteBaker WebsiteBaker 2.13.32.13.3
How to fix CVE-2023-53903
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 2.13.3
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2023-53903. EPSS is 0.24%. Act only if a listed version of WebsiteBaker WebsiteBaker is installed.
Which versions are affected?
Compare what you have installed with WebsiteBaker WebsiteBaker 2.13.3 2.13.3. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Dec 16, 2025 · EUVD
Detected
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.
Apr 7, 2026 · EUVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2023-53903
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2023-53903
30-day exploitation probability 0.24%
first.org - EUVDVulnerability recordEUVD-2023-60187
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
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 2, 2026
- CVE.orgOct 30, 2026
- EUVDOct 30, 2026