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VULNERABILITIES

CVE-2026-122006 Details

Description

The activestorage gem before 8.1.4.1 for Ruby on Rails, when ImageMagick attachment processing occurs, can allow server read and write operations (e.g., reading secret_key_base) because the ImageMagick analyzer runs when a file is attached, and there is not an ImageMagick security policy to block unintended functionality.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://github.com/alan-turing-institute/cyber-threat-observatory/blob/main/reports/2026-11-04/TIER_2_CVE-2026-122006.md CVE
https://github.com/digitalocean/droplet-1-clicks/pull/488 CVE
https://github.com/rubysec/ruby-advisory-db/pull/1300 CVE
https://github.com/rails/rails/releases/tag/v8.0.5.2 [email protected]
https://github.com/rails/rails/releases/tag/v8.1.4.1 [email protected]

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-1188Initialization of a Resource with an Insecure Default[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-122006
NVD Published Date:
Nov 4, 2026
NVD Last Modified:
Nov 5, 2026
Source:
[email protected]
CVE-2026-122006 Details - Not Deferred