graphql-scalars PhoneNumber scalar is vulnerable to regular expression denial of service

Date Oct 28, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm ยท graphql-scalars
CVE CVE-2026-115887
High-risk advisory CVE-2026-115887

Summary

graphql-scalars PhoneNumber scalar is vulnerable to regular expression denial of service

Why it matters

GitHub has published a reviewed security advisory for graphql-scalars. Prioritize it with other application dependency updates, especially because EPSS places it in the 35% percentile.

Operator check

Check whether graphql-scalars is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.4%; percentile: 35%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.