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

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). 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
    bundle update alchemy_cms

Affected products

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

Identifiers

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

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