CVE-2026-39322
HIGH WAF: Low
CVSS 8.8
Published: 2026-04-07
CWE-287
PolarLearn is a free and open-source learning program. In 0-PRERELEASE-15 and earlier, POST /api/v1/auth/sign-in creates a valid session for banned accounts before verifying the supplied password. That session is then accepted across authenticated /api routes, enabling account data access and authenticated actions as the banned user.
WAF Coverage Analysis
Improper Authentication
Low WAF Coverage
OWASP: A07:2021 Identification and Authentication Failures
Affected Software
| Vendor | Product | Version |
|---|---|---|
| polarlearn | polarlearn | - |
References
- github.com (Vendor Advisory)