# CVE-2021-40690: Exposure of Sensitive Information to an Unauthorized Actor in Apache Santuario

Source: https://junglewise.ai/threats/cve-2021-40690-exposure-of-sensitive-information-to-an-unauthorized-actor-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-09-20  
License: CC BY 4.0 with a link back

CVE-2021-40690 · Severity: low · CVSS 3.1 · Published 2021-09-20

Exposure of Sensitive Information to an Unauthorized Actor in Apache Santuario

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

## Quick answers

**Is CVE-2021-40690 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-40690 being exploited in the wild.

**How severe is CVE-2021-40690?** Low severity, with a CVSS score of 3.1, published 20 September 2021.

**Which products and versions are affected?** org.apache.santuario:xmlsec (Maven) ECOSYSTEM:introduced=2.2.0,fixed=2.2.3.

**Is there a fix for CVE-2021-40690?** Yes. org.apache.santuario:xmlsec (Maven): upgrade to 2.2.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-40690?** Check whether you run org.apache.santuario:xmlsec (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.santuario:xmlsec (Maven): upgrade to 2.2.3 or later

  ```sh
  # set org.apache.santuario:xmlsec to 2.2.3 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.santuario:xmlsec (Maven) ECOSYSTEM:introduced=2.2.0,fixed=2.2.3

## Identifiers

- CVE-2021-40690
- GHSA-j8wc-gxx9-82hx

## Related threats

- [Apache Santuario - XML Security for Java are vulnerable to private key disclosure](https://junglewise.ai/threats/cve-2023-44483-apache-santuario-xml-security-for-java-are-vulnerable-to-private)
- [Apache XML Security For Java vulnerable to Infinite Loop](https://junglewise.ai/threats/cve-2013-5823-apache-xml-security-for-java-vulnerable-to-infinite-loop)
- [Inefficient Algorithmic Complexity in Apache Santuario XML Security](https://junglewise.ai/threats/cve-2013-2172-inefficient-algorithmic-complexity-in-apache-santuario-xml)
- [Improper Input Validation in Apache Santuario XML Security](https://junglewise.ai/threats/cve-2013-4517-improper-input-validation-in-apache-santuario-xml-security)
- [Improper Input Validation in Apache Santuario XML Security](https://junglewise.ai/threats/cve-2014-8152-improper-input-validation-in-apache-santuario-xml-security)