CVE-2026-39322HIGH 8.8EPSS p14.7%
CVE-2026-39322CVE-2026-39322
Description
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.
Scoring
| CVSS 3.1 | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.24% probability of exploitation · percentile 14.7% · 2026-06-18T12:00:27Z |
| Published | 2026-04-07 |
| Last modified | 2026-04-14 |
Underlying weaknesses· 1
References
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Authenticationcwe-287 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.