Cross-site Scripting in Nacos
A Cross Site Scripting (XSS) vulnerability exists in Nacos prior to 1.4.5 and 2.1.0-BETA in auth/users via the (1) pageSize and (2) pageNo parameters.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | com.alibaba.nacos:nacos-common | >= 2.0.0-ALPHA.1, < 2.1.0-BETA, < 1.4.5 | 2.1.0-BETA, 1.4.5 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-44667
- https://github.com/alibaba/nacos/issues/7359
- https://github.com/alibaba/nacos/pull/7364
- https://github.com/alibaba/nacos/pull/8980
- https://github.com/alibaba/nacos/commit/cd6d7e33b94f24814701f3faf8b632e5e85444c5
- https://github.com/alibaba/nacos/commit/d062fcafad0acd01673d404319526415a4af372b
- https://github.com/alibaba/nacos
- 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
com.alibaba.nacos:nacos-common- Disclosed
- 12.03.2022
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-4gr7-qw2q-jxh6 - CC BY 4.0
Vulnerability history: com.alibaba.nacos:nacos-common
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
- 3
- First → latest
- 04.2021 03.2022
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 2
Disclosures per year
- 2021: 2
- 2022: 1
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
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Cross-site Scripting in Nacos this entry
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