# CVE-2021-3980: Information exposure in elgg

Source: https://junglewise.ai/threats/cve-2021-3980-information-exposure-in-elgg  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-12-16  
License: CC BY 4.0 with a link back

CVE-2021-3980 · Severity: low · CVSS 3.1 · Published 2021-12-16

Information exposure in elgg

Technologies: [elgg/elgg (Packagist)](https://junglewise.ai/threats/technologies/elgg-elgg). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2021-3980 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-3980 being exploited in the wild.

**How severe is CVE-2021-3980?** Low severity, with a CVSS score of 3.1, published 16 December 2021.

**Which products and versions are affected?** elgg/elgg (Packagist) ECOSYSTEM:introduced=0,fixed=3.3.23.

**Is there a fix for CVE-2021-3980?** Yes. elgg/elgg (Packagist): upgrade to 3.3.23 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-3980?** Check whether you run elgg/elgg (Packagist) 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

- elgg/elgg (Packagist): upgrade to 3.3.23 or later

  ```sh
  composer require elgg/elgg:^3.3.23
  ```


## Affected products

- elgg/elgg (Packagist) ECOSYSTEM:introduced=0,fixed=3.3.23

## Identifiers

- CVE-2021-3980
- GHSA-hx6g-q9v2-xh7v

## Related threats

- [Elgg open redirect](https://junglewise.ai/threats/cve-2019-11016-elgg-open-redirect)
- [Elgg Reflected XSS Vulnerability](https://junglewise.ai/threats/cve-2011-2935-elgg-reflected-xss-vulnerability)
- [elgg is vulnerable to Cross-site Scripting](https://junglewise.ai/threats/cve-2021-4072-elgg-is-vulnerable-to-cross-site-scripting)
- [elgg is vulnerable to Authorization Bypass Through User-Controlled Key](https://junglewise.ai/threats/cve-2021-3964-elgg-is-vulnerable-to-authorization-bypass-through-user-controlled)