CVE-2026-108157
High
Description
Pingvin Share X from 0.19.0 before 1.22.0 contains an improper authentication vulnerability that allows remote unauthenticated attackers to take over accounts by abusing automatic OAuth email linking in OAuthService.signUp(). Attackers can register a victim's unverified email on an enabled OAuth/OIDC provider, exploiting the missing email_verified check in GenericOidcProvider, to sign in as the victim including administrators while bypassing TOTP.
SeverityHigh
CVSS8.1
Exploit probability—
ProductSmp46 Pingvin-share-x
PublishedOct 9, 2026
First seenOct 9, 2026
Weakness typeCWE-287Improper authentication
How to fix
Update
- smp46 pingvin-share-x1.22.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| smp46 pingvin-share-x | 0.19.0 ≤ v < 1.22.0 | 1.22.0 |
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