{"schema":"threatline.record/2","record":{"id":"CVE-2026-108157","aliases":["GHSA-wrcg-4874-45p7"],"summary":"Pingvin Share X 0.19.0 before 1.22.0 Account Takeover via OAuth Email Linking","details":"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.","categories":["Unclassified"],"product":"pingvin-share-x","vendor":"smp46","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-108157","source_modified_at":"2026-10-09T17:14:05.839Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"pingvin-share-x","vendor":"smp46","versions":[{"version":"0.19.0","status":"affected","versionType":"semver","lessThan":"1.22.0"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-108157","source_modified_at":"2026-10-09T17:14:05.839Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"pingvin-share-x","ecosystem":null},"version":"1.22.0","basis":"first unaffected version stated in the CVE record"}],"cvss":9.2,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00535,"percentile":0.44337,"score_date":"2026-10-23"},"published_at":"2026-10-09T16:04:41.138Z","modified_at":"2026-10-09T17:14:05.839Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-108157","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-09T17:14:05.839Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-108157","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/smp46/pingvin-share-x/security/advisories/GHSA-wrcg-4874-45p7","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://github.com/smp46/pingvin-share-x/commit/07aa8c0a96030c439e9018ce94a2778bd37304e6","tags":["patch"]},{"source":"CVE List","url":"https://github.com/smp46/pingvin-share-x/blob/de7ffecf9bfc4976993149a5c4c98efe35161424/backend/src/oauth/oauth.service.ts#L158-L175","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/smp46/pingvin-share-x/releases/tag/v1.22.0","tags":["release-notes"]},{"source":"CVE List","url":"https://github.com/smp46/pingvin-share-x","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/pingvin-share-x-0.19.0-before-1.22.0-account-takeover-via-oauth-email-linking","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"total","assessed_at":"2026-10-09T17:09:56.133538Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-09T17:14:05.839Z","content_hash":"04c05a90a1675c51dca2cdcca8182537e41a0dce66f3550c73239450fd4e5bb8"}}