VULNRABLE / Vulnerability / CVE-2026-88975

CVE-2026-88975

HIGH LOW org.http4s:http4s-ember-core_2.13 GHSA

Exploit verdict: No active-exploit signal

CVSS Score

Severity

HIGH

EPSS

Source

GHSA

Summary

Http4s: Ember HTTP/2 buffers a frame's declared payload before checking SETTINGS_MAX_FRAME_SIZE

What this means

CVE-2026-88975 is a high-severity vulnerability affecting org.http4s:http4s-ember-core_2.13, rated CVSS 8. The EPSS model estimates a 1% probability of exploitation in the next 30 days. Published September 16, 2026.

View full advisory at GHSA →