Pingvin Share X before 1.22.0 Ineffective Authentication Rate Limiting via Throttler TTL
Pingvin Share X before 1.22.0 contains an ineffective rate limiting vulnerability because throttler TTL values specified in seconds are interpreted as milliseconds. Unauthenticated attackers can send effectively unthrottled requests to /api/auth/signIn, /api/auth/signIn/totp and /api/auth/resetPassword to brute-force passwords and TOTP codes.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-108162US | medium6.5 | — | ||
Pingvin Share X before 1.22.0 contains a rate limit bypass vulnerability that allows unauthenticated remote attackers to evade per-IP throttling because backend/src/main.ts uncondi… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108163.jsonADVISORY
- https://github.com/smp46/pingvin-share-xPACKAGE
- https://github.com/smp46/pingvin-share-x/blob/68ebf191fe1362592ffd5517e662f087e36c10b2/backend/src/auth/auth.controller.ts#L45-L50ARTICLE
- https://github.com/smp46/pingvin-share-x/commit/dc0aa5f66287038d5f919e74948462f994b1d6b1FIX
- https://github.com/smp46/pingvin-share-x/releases/tag/v1.22.0ADVISORY
- https://github.com/smp46/pingvin-share-x/security/advisories/GHSA-7gx2-g6x2-7mjgADVISORY
- https://nvd.nist.gov/vuln/detail/CVE-2026-108163ADVISORY
- https://www.vulncheck.com/advisories/pingvin-share-x-before-1.22.0-ineffective-authentication-rate-limiting-via-throttler-ttlADVISORY
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