# october/backend (Packagist) vulnerabilities

7 known vulnerabilities (4 medium, 3 low), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://packagist.org/packages/october/backend

## Advisories (7)

### [CVE-2021-21265](https://cve.now/CVE-2021-21265): October CMS vulnerable to Potential Host Header Poisoning on misconfigured servers

- Severity: Medium 6.8
- Published: Mar 10, 2021
- Affected: fixed in 1.1.2.

### [CVE-2020-15249](https://cve.now/CVE-2020-15249): Stored XSS by authenticated backend user with access to upload files

- Severity: Low 2.8
- Published: Nov 23, 2020
- Affected: from 1.0.319, fixed in 1.0.469.

### [CVE-2020-15248](https://cve.now/CVE-2020-15248): Privilege escalation by backend users assigned to the default "Publisher" system role

- Severity: Medium 4.0
- Published: Nov 23, 2020
- Affected: from 1.0.319, fixed in 1.0.470.

### [CVE-2020-11083](https://cve.now/CVE-2020-11083): Stored XSS in October

- Severity: Low 3.5
- Published: Jul 14, 2020
- Affected: from 1.0.319, fixed in 1.0.466.

### [CVE-2020-4061](https://cve.now/CVE-2020-4061): Cross-site Scripting in OctoberPotential self-XSS when pasting content from malicious websites

- Severity: Low 3.7
- Published: Jul 2, 2020
- Affected: from 1.0.319, fixed in 1.0.467.

### [CVE-2020-5299](https://cve.now/CVE-2020-5299): Potential CSV Injection vector in OctoberCMS

- Severity: Medium 4.0
- Published: Jun 3, 2020
- Affected: from 1.0.319, fixed in 1.0.466.

### [CVE-2020-5298](https://cve.now/CVE-2020-5298): Reflected XSS when importing CSV in OctoberCMS

- Severity: Medium 4.0
- Published: Jun 3, 2020
- Affected: from 1.0.319, fixed in 1.0.466.

---

Source: cve.now
Built by [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown), AI-native observability and security: automatic issue detection, plain-language log search and live dashboards.
Page: https://cve.now/packages/packagist/october/backend
Site guide for agents: https://cve.now/llms.txt
Uses NVD data; not endorsed by NVD.