October CMS through 1.0.431 allows XSS by entering HTML on the Add Posts page.
Priority LOW 32CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
October CMS through 1.0.431 allows XSS by entering HTML on the Add Posts page.
Why it matters now
EPSS 0.02349 83rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed rainlab/blog-plugin (Packagist): 1.4.1
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | rainlab/blog-plugin (Packagist) | before 1.4.1 | 1.4.1 | Patch available | GHSA-96mh-7xpr-qcgw |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- rainlab/blog-plugin (Packagist) Vendor— Affected before 1.4.1 Fixed in 1.4.1 Patch available GHSA-96mh-7xpr-qcgw
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:* | up to 1.0.431 | Vulnerable | October CMS |
- cpe:2.3:a:octobercms:october:*:*:*:*:*:*:*:* Versions up to 1.0.431 Vulnerable ·October CMS
Remediation
- Fix · GHSA-96mh-7xpr-qcgw rainlab/blog-plugin (Packagist) Fixed in 1.4.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2018-7198
- 2026-10-03 Alias added: GHSA-96mh-7xpr-qcgw
References
Exploit 1
Advisory 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-2018-7198 · CVE Program
- CVE-2018-7198 · NVD
- FIRST EPSS
- GHSA-96mh-7xpr-qcgw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences