Cross-site Scripting in OWASP AntiSamy
OWASP AntiSamy before 1.6.4 allows XSS via HTML attributes when using the HTML output serializer (XHTML is not affected). This was demonstrated by a javascript: URL with : as the replacement for the : character.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.owasp.antisamy:antisamy | >= 1.5.7, < 1.6.4 | 1.6.4 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-35043
- https://github.com/nahsra/antisamy/pull/87
- https://github.com/nahsra/antisamy
- https://github.com/nahsra/antisamy/releases/tag/v1.6.4
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Java / Kotlin (Maven)
- Package
org.owasp.antisamy:antisamy- Disclosed
- 02.08.2021
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-9c8w-jrw3-q2c3 - CC BY 4.0
Vulnerability history: org.owasp.antisamy:antisamy
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 7
- First → latest
- 10.2018 02.2024
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 7
Disclosures per year
- 2018: 2
- 2019: 0
- 2020: 0
- 2021: 1
- 2022: 2
- 2023: 1
- 2024: 1
- 2025: 0
- 2026: 0
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Cross-site Scripting in OWASP AntiSamy this entry
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