Auth bypass in Octobercms October
CVE-2021-41126
October is a Content Management System (CMS) and web platform built on the the Laravel PHP Framework. In affected versions administrator accounts which had previously been deleted may still be able to sign in to the backend using October CMS v2.0. The issue has been patched in v2.1.12 of the october/october package. There are no workarounds for this issue and all users should update.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (64.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Octobercms October — versions >= 2.0.0, < 2.1.12
Weakness classification (CWE)
References
- github.com/octobercms/october/security/advisories/GHSA-6gjf-7w99-j7x7 (Third Party Advisory)
- octobercms.com/changelog (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-41126?
- CVE-2021-41126 is a high-severity vulnerability in Octobercms October, classified under Improper Authentication. CVSS score: 7.2/10. Published 2021-10-06.
- How severe is CVE-2021-41126?
- High severity. CVSS v3 base score is 7.2 out of 10.