Auth bypass in Silverstripe
CVE-2020-26136
In SilverStripe through 4.6.0-rc1, GraphQL doesn't honour MFA (multi-factor authentication) when using basic authentication.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.012 (65.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Silverstripe — versions 4.6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.silverstripe.org/download/security-releases/ (Vendor Advisory)
- www.silverstripe.org/blog/tag/release (Release Notes, Vendor Advisory)
- forum.silverstripe.org/c/releases (Release Notes, Vendor Advisory)
- www.silverstripe.org/download/security-releases/cve-2020-26136 (Exploit, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-26136?
- CVE-2020-26136 is a medium-severity vulnerability in Silverstripe, classified under Improper Authentication. CVSS score: 6.5/10. Published 2021-06-08.
- How severe is CVE-2020-26136?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-26136 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.