# CVE-2021-27578: Cross-site Scripting in Apache Zeppelin

Source: https://junglewise.ai/threats/cve-2021-27578-cross-site-scripting-in-apache-zeppelin  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-09-07  
License: CC BY 4.0 with a link back

CVE-2021-27578 · Severity: low · CVSS 3.1 · Published 2021-09-07

Cross-site Scripting in Apache Zeppelin

Technologies: [org.apache.zeppelin:zeppelin (Maven)](https://junglewise.ai/threats/technologies/org-apache-zeppelin-zeppelin). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2021-27578 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-27578 being exploited in the wild.

**How severe is CVE-2021-27578?** Low severity, with a CVSS score of 3.1, published 7 September 2021.

**Which products and versions are affected?** org.apache.zeppelin:zeppelin (Maven) ECOSYSTEM:introduced=0,fixed=0.9.0.

**Is there a fix for CVE-2021-27578?** Yes. org.apache.zeppelin:zeppelin (Maven): upgrade to 0.9.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-27578?** Check whether you run org.apache.zeppelin:zeppelin (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

- org.apache.zeppelin:zeppelin (Maven): upgrade to 0.9.0 or later

  ```sh
  # set org.apache.zeppelin:zeppelin to 0.9.0 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.zeppelin:zeppelin (Maven) ECOSYSTEM:introduced=0,fixed=0.9.0

## Identifiers

- CVE-2021-27578
- GHSA-mf7q-gw5f-q8jj

## Related threats

- [Apache Zeppelin Improper Input Validation vulnerability](https://junglewise.ai/threats/cve-2021-28655-apache-zeppelin-improper-input-validation-vulnerability)
- [Apache Zeppelin Cross-site Scripting vulnerability](https://junglewise.ai/threats/cve-2022-46870-apache-zeppelin-cross-site-scripting-vulnerability)
- [Authentication bypass in Apache Zeppelin](https://junglewise.ai/threats/cve-2020-13929-authentication-bypass-in-apache-zeppelin)
- [Bash command injection in Apache Zeppelin](https://junglewise.ai/threats/cve-2019-10095-bash-command-injection-in-apache-zeppelin)
- [Cross-site Scripting in Apache Zeppelin](https://junglewise.ai/threats/cve-2018-1328-cross-site-scripting-in-apache-zeppelin)