CVE-2026-108163

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/smp46/pingvin-share-x
https://github.com/smp46/pingvin-share-x/blob/68ebf191fe1362592ffd5517e662f087e36c10b2/backend/src/auth/auth.controller.ts#L45-L50
https://github.com/smp46/pingvin-share-x/commit/dc0aa5f66287038d5f919e74948462f994b1d6b1
https://github.com/smp46/pingvin-share-x/releases/tag/v1.22.0
https://github.com/smp46/pingvin-share-x/security/advisories/GHSA-7gx2-g6x2-7mjg
https://www.vulncheck.com/advisories/pingvin-share-x-before-1.22.0-ineffective-authentication-rate-limiting-via-throttler-ttl

Configurations

No configuration.

History

10 Oct 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-10 14:16

Updated : 2026-10-16 19:18

NVD link : CVE-2026-108163

Mitre link : CVE-2026-108163

CVE.ORG link : CVE-2026-108163

JSON object : View

Products Affected

No product.

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

{"id": "CVE-2026-108163", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-108163", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-14T14:53:27.770630Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.9, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "disclosure@vulncheck.com", "affectedData": [{"vendor": "smp46", "product": "pingvin-share-x", "versions": [{"status": "affected", "version": "0", "lessThan": "1.22.0", "versionType": "semver"}], "packageURL": "pkg:github/smp46/pingvin-share-x", "defaultStatus": "unaffected"}]}], "published": "2026-10-10T14:16:37.530", "references": [{"url": "https://github.com/smp46/pingvin-share-x", "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/smp46/pingvin-share-x/blob/68ebf191fe1362592ffd5517e662f087e36c10b2/backend/src/auth/auth.controller.ts#L45-L50", "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/smp46/pingvin-share-x/commit/dc0aa5f66287038d5f919e74948462f994b1d6b1", "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/smp46/pingvin-share-x/releases/tag/v1.22.0", "source": "disclosure@vulncheck.com"}, {"url": "https://github.com/smp46/pingvin-share-x/security/advisories/GHSA-7gx2-g6x2-7mjg", "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/pingvin-share-x-before-1.22.0-ineffective-authentication-rate-limiting-via-throttler-ttl", "source": "disclosure@vulncheck.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-307"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-10-16T19:18:44.867", "sourceIdentifier": "disclosure@vulncheck.com"}