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  5. CVE-2021-44667

CVE-2021-44667: Cross-site Scripting in Nacos

March 12, 2022 (updated July 18, 2025)

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.

References

  • github.com/advisories/GHSA-4gr7-qw2q-jxh6
  • github.com/alibaba/nacos
  • github.com/alibaba/nacos/commit/cd6d7e33b94f24814701f3faf8b632e5e85444c5
  • github.com/alibaba/nacos/commit/d062fcafad0acd01673d404319526415a4af372b
  • github.com/alibaba/nacos/issues/7359
  • github.com/alibaba/nacos/pull/7364
  • github.com/alibaba/nacos/pull/8980
  • nvd.nist.gov/vuln/detail/CVE-2021-44667

Code Behaviors & Features

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Affected versions

All versions before 1.4.5, all versions starting from 2.0.0-ALPHA.1 before 2.1.0-BETA

Fixed versions

  • 2.1.0-BETA
  • 1.4.5

Solution

Upgrade to versions 1.4.5, 2.1.0-BETA or above.

Impact 6.1 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

maven/com.alibaba.nacos/nacos-common/CVE-2021-44667.yml

Spotted a mistake? Edit the file on GitLab.

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