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High

October CMS PHP Code Execution

  • Disclosed: 13.05.2022
  • Updated: 11.10.2026 10:22

October CMS build 412 is vulnerable to PHP code execution in the file upload functionality resulting in site compromise and possibly other applications on the server.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Composer package october/cms <= 1.0.412 no fix

References

CVSS score 7.2/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-434
Platform
Composer
Package
october/cms
Disclosed
13.05.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-q263-j3q9-g964 - CC BY 4.0

Vulnerability history: october/cms

All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
8
First → latest
06.2020 05.2022
Without a fix
1
Exploited in attacks
0

Severity breakdown

  • High 2
  • Medium 4
  • Low 2

Disclosures per year

  1. October CMS PHP Code Execution this entry
    High · 7.2 CVE-2017-1000119 <= 1.0.412 no fix
  2. Bypass of fix for CVE-2020-26231, Twig sandbox escape
    Medium · 5.2 CVE-2021-21264 >= 1.0.471, < 1.0.472, >= 1.1.1, < 1.1.2 1.0.472, 1.1.2
  3. Bypass of fix for CVE-2020-15247, Twig sandbox escape
    Low · 5.2 CVE-2020-26231 >= 1.0.469, < 1.0.470 1.0.470
  4. Twig Sandbox Escape by authenticated users with access to editing CMS templates when safemode is enabled.
    Medium · 5.2 CVE-2020-15247 >= 1.0.319, < 1.0.469 1.0.469
  5. Local File Inclusion by unauthenticated users
    High · 7.5 CVE-2020-15246 >= 1.0.421, < 1.0.469 1.0.469
  6. Upload whitelisted files to any directory in OctoberCMS
    Low · 3.4 CVE-2020-5297 >= 1.0.319, < 1.0.466 1.0.466
  7. Arbitrary File Deletion vulnerability in OctoberCMS
    Medium · 6.2 CVE-2020-5296 >= 1.0.319, < 1.0.466 1.0.466
  8. Local File read vulnerability in OctoberCMS
    Medium · 4.8 CVE-2020-5295 >= 1.0.319, < 1.0.466 1.0.466

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