# CVE-2026-23885: AlchemyCMS: Authenticated Remote Code Execution (RCE) via eval injection in ResourcesHelper

Source: https://junglewise.ai/threats/cve-2026-23885-alchemycms-authenticated-remote-code-execution-rce-via-eval  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-01-21  
License: CC BY 4.0 with a link back

CVE-2026-23885 · Severity: low · CVSS 3.1 · Published 2026-01-21

AlchemyCMS: Authenticated Remote Code Execution (RCE) via eval injection in ResourcesHelper

Technologies: [alchemy_cms (RubyGems)](https://junglewise.ai/threats/technologies/alchemy-cms). Vendors: [RubyGems](https://junglewise.ai/threats/vendors/rubygems).

## Quick answers

**Is CVE-2026-23885 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-23885 being exploited in the wild.

**How severe is CVE-2026-23885?** Low severity, with a CVSS score of 3.1, published 21 January 2026.

**Which products and versions are affected?** alchemy_cms (RubyGems) ECOSYSTEM:introduced=0,fixed=7.4.12.

**Is there a fix for CVE-2026-23885?** Yes. alchemy_cms (RubyGems): upgrade to 7.4.12 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2026-23885?** Check whether you run alchemy_cms (RubyGems) 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

- alchemy_cms (RubyGems): upgrade to 7.4.12 or later

  ```sh
  bundle update alchemy_cms
  ```


## Affected products

- alchemy_cms (RubyGems) ECOSYSTEM:introduced=0,fixed=7.4.12

## Identifiers

- CVE-2026-23885
- GHSA-2762-657x-v979

## Related threats

- [Alchemy CMS authorization bypass in pages API endpoint](https://junglewise.ai/threats/cve-2026-57579-alchemy-cms-authorization-bypass-in-pages-api-endpoint)
- [Withdrawn Advisory: AlchemyCMS is vulnerable to stored XSS via the /admin/pictures image field](https://junglewise.ai/threats/cve-2018-18307-withdrawn-advisory-alchemycms-is-vulnerable-to-stored-xss-via-the)