Medium
Cross-site Scripting in ShowDoc
ShowDoc prior to 2.10.4 is vulnerable to stored cross-site scripting via uploading files with files in .xsd, .asa, and .aspx formats.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | showdoc/showdoc | < 2.10.4 | 2.10.4 |
References
CVSS score
5.4/10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
showdoc/showdoc- Disclosed
- 16.03.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-9fcc-7g44-mxrj - CC BY 4.0
Vulnerability history: showdoc/showdoc
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 42
- First → latest
- 09.2021 04.2026
- Without a fix
- 7
- Exploited in attacks
- 0
Severity breakdown
- Critical 4
- High 3
- Medium 35
Disclosures per year
- 2021: 12
- 2022: 28
- 2023: 0
- 2024: 0
- 2025: 1
- 2026: 1
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Cross-site Scripting in ShowDoc this entry
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