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http4s has HTTP/2 Denial of Service with Ember Backend

http4s has HTTP/2 Denial of Service with Ember Backend

CVE-2026-54556Published 1 week agoUpdated 1 week agoSource: OSV

Affected packages

  • org.http4s:http4s-ember-core_2.12— before 0.23.35
  • org.http4s:http4s-ember-core_2.13— 1.0.0-M1 → 1.0.0-M47
  • org.http4s:http4s-ember-core_3— before 0.23.35

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

Structured record: https://osv.dev/vulnerability/GHSA-vmm3-xgcx-67hm

Recommended response stack

Snyk — Scan your dependencies in CI and fix this vulnerability.→

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http4s has HTTP/2 Denial of Service with Ember Backend | HackTribune