CVE-2026-39322
High · 8.8CVSS
8.8
EPSS
0.4%
Published
Apr 7, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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