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

Source: https://junglewise.ai/threats/cve-2021-44667-cross-site-scripting-in-nacos  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-03-12  
License: CC BY 4.0 with a link back

CVE-2021-44667 · Severity: low · CVSS 3.1 · Published 2022-03-12

Cross-site Scripting in Nacos

Technologies: [com.alibaba.nacos:nacos-common (Maven)](https://junglewise.ai/threats/technologies/com-alibaba-nacos-nacos-common). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2021-44667 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-44667 being exploited in the wild.

**How severe is CVE-2021-44667?** Low severity, with a CVSS score of 3.1, published 12 March 2022.

**Which products and versions are affected?** com.alibaba.nacos:nacos-common (Maven) ECOSYSTEM:introduced=2.0.0-ALPHA.1,fixed=2.1.0-BETA.

**Is there a fix for CVE-2021-44667?** Yes. com.alibaba.nacos:nacos-common (Maven): upgrade to 2.1.0-BETA or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-44667?** Check whether you run com.alibaba.nacos:nacos-common (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- com.alibaba.nacos:nacos-common (Maven): upgrade to 2.1.0-BETA or later

  ```sh
  # set com.alibaba.nacos:nacos-common to 2.1.0-BETA in your pom.xml or build.gradle
  ```


## Affected products

- com.alibaba.nacos:nacos-common (Maven) ECOSYSTEM:introduced=2.0.0-ALPHA.1,fixed=2.1.0-BETA

## Identifiers

- CVE-2021-44667
- GHSA-4gr7-qw2q-jxh6

## Related threats

- [Incorrect Access Control in Nacos](https://junglewise.ai/threats/cve-2020-19676-incorrect-access-control-in-nacos)
- [Authentication bypass for specific endpoint](https://junglewise.ai/threats/cve-2021-29441-authentication-bypass)