Privilege escalation by backend users assigned to the default "Publisher" system role

TRUNG BÌNH 4.2CVE-2020-15248 · GHSA-rfjc-xrmf-5vvw · Công bố 23/11/2020 · cập nhật 17/06/2026

Tóm tắt nhanh

CVE-2020-15248 là lỗ hổng mức TRUNG BÌNH (CVSS 4.2) ảnh hưởng october/backend, october (octobercms).
Xác suất bị khai thác trong 30 ngày tới (EPSS): 0.31%, cao hơn 24.2% các lỗ hổng khác.
Cách xử lý: cập nhật lên 1.0.470, 1.0.469 hoặc mới hơn.

Gói / sản phẩm	Phiên bản bị ảnh hưởng	Phiên bản đã vá
october/backend Packagist	`≥ 1.0.319, < 1.0.470`	`1.0.470`
october octobercms	`≥ 1.0.319, < 1.0.469`	`1.0.469`

Mô tả

Impact

Backend users with the default "Publisher" system role have access to create & manage users where they can choose which role the new user has. This means that a user with "Publisher" access has the ability to escalate their access to "Developer" access.

Patches

Issue has been patched in Build 470 (v1.0.470) & v1.1.1.

Workarounds

Apply https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829 to your installation manually if unable to upgrade to Build 470 or v1.1.1.

References

Reported by Hoan Hoang

For more information

If you have any questions or comments about this advisory:

Email us at [email protected]

Threat assessment:

Mô tả của NVD

October is a free, open-source, self-hosted CMS platform based on the Laravel PHP Framework. In October CMS from version 1.0.319 and before version 1.0.470, backend users with the default "Publisher" system role have access to create & manage users where they can choose which role the new user has. This means that a user with "Publisher" access has the ability to escalate their access to "Developer" access. Issue has been patched in Build 470 (v1.0.470) & v1.1.1.