Is protobufjs affected by CVE-2026-44289?

npm protobufjs is affected in =8.0.0 <8.0.2.

Is CVE-2026-44289 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

high

CVE-2026-44289

Q: Is CVE-2026-44289 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

npm · protobufjs

Summary

protobuf.js: Denial of service through unbounded protobuf recursion

Severity: high
EPSS: 0.3% (p24)
Also known as: GHSA-685m-2w69-288q
Published: 2026-05-12

References

https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-685m-2w69-288q
https://nvd.nist.gov/vuln/detail/CVE-2026-44289
https://github.com/protobufjs/protobuf.js

Related advisories

CVE-2026-41242 — critical · npm/protobufjs
CVE-2026-48712 — high · npm/protobufjs
CVE-2026-44293 — high · npm/protobufjs
CVE-2026-44291 — high · npm/protobufjs
CVE-2026-44290 — high · npm/protobufjs
CVE-2026-54270 — medium · npm/protobufjs
CVE-2026-54269 — medium · npm/protobufjs
CVE-2026-45740 — medium · npm/protobufjs

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.