CVE Explorer
CVE-2026-32887
Effect is a TypeScript framework that consists of several packages that work together to help build TypeScript applications. Prior to version 3.20.0, when using `RpcServer.toWebHandler` (or `HttpApp.toWebHandlerRuntime`) inside a Next.js App Router route handler, any Node.js `AsyncLocalStorage`-dependent API called from within an Effect fiber can read another concurrent request's context — or no context at all. Under production traffic, `auth()` from `@clerk/nextjs/server` returns a different us
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"effect","vendor":"Effect-TS","versions":[{"status":"affected","version":"< 3.20.0"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:a2e4597689bb9a545e87274a925b428ba04ed7cd2b699a28757c3aa0b6e5e085 · sha256:1d4dd4f6a32cbe03… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:a2e4597689bb9a545e87274a925b428ba04ed7cd2b699a28757c3aa0b6e5e085 · sha256:1d4dd4f6a32cbe03… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-362","description":"CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:a2e4597689bb9a545e87274a925b428ba04ed7cd2b699a28757c3aa0b6e5e085 · sha256:1d4dd4f6a32cbe03… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/Effect-TS/effect/security/advisories/GHSA-38f7-945m-qr2g","tags":["x_refsource_CONFIRM"],"url":"https://github.com/Effect-TS/effect/security/advisories/GHSA-38f7-945m-qr2g"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:a2e4597689bb9a545e87274a925b428ba04ed7cd2b699a28757c3aa0b6e5e085 · sha256:1d4dd4f6a32cbe03… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.