MEDIUMnpm →
joi: Prototype pollution via a `__proto__` language key in custom messages
joi: Prototype pollution via a `__proto__` language key in custom messages
Affected packages
- @hapi/joi
- joi
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/hapijs/joi/security/advisories/GHSA-6w3j-5fw6-r9vr
- https://nvd.nist.gov/vuln/detail/CVE-2026-84368
- https://github.com/hapijs/joi/pull/3138
- https://github.com/hapijs/joi/pull/3139
- https://github.com/hapijs/joi/commit/8d0b808f3e874d28f9078f61b7742290989afb36
- https://github.com/hapijs/joi/commit/90d07571923c90e3432a328fc041d1cda03d30fa
- https://github.com/hapijs/joi
Structured record: https://osv.dev/vulnerability/GHSA-6w3j-5fw6-r9vr
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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