VDB

GHSA-43p4-m455-4f4j

GHSA-43p4-m455-4f4j PUBLISHED CVSS 8.5 HIGH

tRPC has possible prototype pollution in `experimental_nextAppDirCaller`

Record from GitHub Advisory Database · Published December 16, 2025

@trpc/server is fixed in 11.8.0 and 10.45.3 (npm)

tRPC has possible prototype pollution in `experimental_nextAppDirCaller`

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

PackageEcosystemFixed in
@trpc/servernpm11.8.0, 10.45.3
langfuse-fips-3Chainguard3.141.0-r0
langfuse-fips-2Chainguard2.95.12-r3
langfuse-3Chainguard3.141.0-r0
langfuse-3Wolfi3.141.0-r0
langfuse-2Chainguard2.95.12-r3

Risk scores

CVSS 4.0
8.5
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L

Affected products

VendorProductVersions
chainguardlangfuse-fips-30
trpcserver10.27.0, 11.0.0
chainguardlangfuse-fips-20
chainguardlangfuse-30
wolfilangfuse-30
chainguardlangfuse-20

Timeline

  • Dec 16, 2025 CVE Published
  • Mar 22, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-43p4-m455-4f4j
vulnetix vdb fixes GHSA-43p4-m455-4f4j

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-43p4-m455-4f4j/fixes/registry"

The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart

Look up in the Resolve Platform →
$ Lookup Community · 50/day Open Lookup ›