Arbitrary File Deletion vulnerability in OctoberCMS
Priority LOW 31CWE-73Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub.
Summary
In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).
Why it matters now
EPSS 0.01429 73rd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed october (octobercms): 1.0.466october/cms (Packagist): 1.0.466
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| October CMS | october | 1.0.319 to before 1.0.466 | 1.0.466 | Patch available | CNA |
| — | october/cms (Packagist) | 1.0.319 to before 1.0.466 | 1.0.466 | Patch available | GHSA-jv6v-fvvx-4932 |
- october VendorOctober CMS Affected 1.0.319 to before 1.0.466 Fixed in 1.0.466 Patch available CNA
- october/cms (Packagist) Vendor— Affected 1.0.319 to before 1.0.466 Fixed in 1.0.466 Patch available GHSA-jv6v-fvvx-4932
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:* | 1.0.319 to before 1.0.466 | Vulnerable | October CMS |
- cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:* Versions 1.0.319 to before 1.0.466 Vulnerable ·October CMS
Remediation
- Fix · CNA october (octobercms) Fixed in 1.0.466
- Fix · GHSA-jv6v-fvvx-4932 october/cms (Packagist) Fixed in 1.0.466 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5296
- 2026-10-03 Alias added: GHSA-jv6v-fvvx-4932
References
Exploit 2
Patch 2
More October CMS October vulnerabilities
- TI-2021-12316 Account Takeover in Octobercms KEVCVSS 3.1CRITICAL 9.1
- TI-2021-12318 Arbitrary code execution in october/system CVSS 3.1HIGH 8.8
- TI-2017-14456 October CMS build 412 is vulnerable to PHP code execution in the file upload… CVSS 3.0HIGH 7.2
- TI-2023-23545 A Cross-Site Scripting (XSS) vulnerability in installation of October v.3.4.16 allows an… CVSS 3.1MEDIUM 5.4
- TI-2023-19223 An arbitrary file upload vulnerability in October CMS v3.4.4 allows attackers to execute… CVSS 3.1MEDIUM 5.4
- TI-2024-30847 October 3.6.30 allows an authenticated admin account to upload a PDF file containing… CVSS 3.1MEDIUM 4.7
Sources
- CVE-2020-5296 · CVE Program
- CVE-2020-5296 · NVD
- FIRST EPSS
- GHSA-jv6v-fvvx-4932 · GitHub Advisory Database · CC BY 4.0
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