# CVE-2020-23653: ThinkAdmin insecure unserialize vulnerability

Source: https://junglewise.ai/threats/cve-2020-23653-thinkadmin-insecure-unserialize-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-24  
License: CC BY 4.0 with a link back

CVE-2020-23653 · Severity: low · CVSS 3.1 · Published 2022-05-24

ThinkAdmin insecure unserialize vulnerability

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

## Quick answers

**Is CVE-2020-23653 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2020-23653 being exploited in the wild.

**How severe is CVE-2020-23653?** Low severity, with a CVSS score of 3.1, published 24 May 2022.

**Which products and versions are affected?** zoujingli/thinkadmin (Packagist) ECOSYSTEM:introduced=4.0,fixed=6.1.0.

**Is there a fix for CVE-2020-23653?** Yes. zoujingli/thinkadmin (Packagist): upgrade to 6.1.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2020-23653?** Check whether you run zoujingli/thinkadmin (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

- zoujingli/thinkadmin (Packagist): upgrade to 6.1.0 or later

  ```sh
  composer require zoujingli/thinkadmin:^6.1.0
  ```


## Affected products

- zoujingli/thinkadmin (Packagist) ECOSYSTEM:introduced=4.0,fixed=6.1.0

## Identifiers

- CVE-2020-23653
- GHSA-4vp2-mj4m-69m4

## Related threats

- [ThinkAdmin arbitrary file upload vulnerability](https://junglewise.ai/threats/cve-2023-48966-thinkadmin-arbitrary-file-upload-vulnerability)
- [ThinkAdmin Admin Panel Access using Default Credentials](https://junglewise.ai/threats/cve-2020-35296-thinkadmin-admin-panel-access-using-default-credentials)
- [ThinkAdmin directory traversal vulnerability](https://junglewise.ai/threats/cve-2020-25540-thinkadmin-directory-traversal-vulnerability)
- [ThinkAdmin Administrator cookies still working after password change](https://junglewise.ai/threats/cve-2019-11018-thinkadmin-administrator-cookies-still-working-after-password)
- [Cross-site scripting in ThinkAdmin](https://junglewise.ai/threats/cve-2020-29315-cross-site-scripting-in-thinkadmin)