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GitHub Advisory Database

Security vulnerability database inclusive of CVEs and GitHub originated security advisories from the world of open source software.

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20 advisories

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Http4s vulnerable to HTTP Request Smuggling due to improper handling of HTTP trailer section Moderate
CVE-2025-59822 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 23, 2025
sebastianosrt Credited to sebastianosrt, samspills, and rossabaker samspills samspills
rossabaker rossabaker
blaze: Multiple HTTP/1.1 request-smuggling primitives in blaze's Java wire parser High
CVE-2026-73494 was published for org.http4s:blaze-http_2.13 (Maven) Jul 24, 2026
ERobertGII Credited to ERobertGII and rossabaker rossabaker rossabaker
blaze: Chunked-body trailer fields promoted into Request.headers in blaze-server (front-end header-sanitization bypass) High
CVE-2026-73495 was published for org.http4s:blaze-http_2.12 (Maven) Jul 24, 2026
ERobertGII Credited to ERobertGII and rossabaker rossabaker rossabaker
http4s has HTTP/2 Denial of Service with Ember Backend High
CVE-2026-54556 was published for org.http4s:http4s-ember-core_2.12 (Maven) Aug 26, 2026
reardonj Credited to reardonj and rossabaker rossabaker rossabaker
Http4s Ember HTTP/2: unbounded inbound body buffering High
CVE-2026-69202 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
rossabaker Credited to rossabaker and reardonj reardonj reardonj
Http4s Ember HTTP/2 does not enforce SETTINGS_MAX_CONCURRENT_STREAMS High
CVE-2026-69203 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
reardonj Credited to reardonj and rossabaker rossabaker rossabaker
Http4s Ember accepts Transfer-Encoding combined with Content-Length (CL.TE request smuggling) Critical
CVE-2026-69204 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
ERobertGII Credited to ERobertGII and rossabaker rossabaker rossabaker
Http4s Ember Transfer-Encoding value parsing (TE.CL / TE.0 request smuggling) High
CVE-2026-69205 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
ERobertGII Credited to ERobertGII and rossabaker rossabaker rossabaker
Http4s: DigestAuth allows replay of captured requests Moderate
CVE-2026-69206 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
rossabaker Credited to rossabaker and morgen-peschke morgen-peschke morgen-peschke
Http4s: DigestAuth nonce map grows unbounded High
CVE-2026-69208 was published for org.http4s:http4s-ember-server_2.12 (Maven) Sep 15, 2026
rossabaker Credited to rossabaker, samspills, and morgen-peschke samspills samspills
morgen-peschke morgen-peschke
Http4s Ember HTTP/2 has an unbounded outbound frame queue High
CVE-2026-69213 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
reardonj Credited to reardonj and rossabaker rossabaker rossabaker
Http4s: CookieJar middleware accepts arbitrary Set-Cookie domain Moderate
CVE-2026-69214 was published for org.http4s:http4s-client_2.12 (Maven) Sep 15, 2026
rossabaker Credited to rossabaker, samspills, and morgen-peschke samspills samspills
morgen-peschke morgen-peschke
Http4s: CookieJar middleware matches by substring, leaking cookies cross-origin Moderate
CVE-2026-69215 was published for org.http4s:http4s-client_2.12 (Maven) Sep 15, 2026
rossabaker Credited to rossabaker, ERobertGII, and samspills ERobertGII ERobertGII
samspills samspills
Http4s: Ember chunk parser lenience (TE.TE request smuggling) Moderate
CVE-2026-69216 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
ERobertGII Credited to ERobertGII, rossabaker, and morgen-peschke rossabaker rossabaker
morgen-peschke morgen-peschke
Http4s Ember HTTP/2: unbounded continuation frame accumulation High
CVE-2026-69218 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
rossabaker Credited to rossabaker, samspills, morgen-peschke, and reardonj samspills samspills
morgen-peschke morgen-peschke reardonj reardonj
Http4s: ResourceService and Webjar Service path escape via percent-encoded separators Moderate
CVE-2026-69201 was published for org.http4s:http4s-server_2.12 (Maven) Sep 15, 2026
Lasering Credited to Lasering, rossabaker, and samspills rossabaker rossabaker
samspills samspills
Http4s: Ember HTTP/2 buffers a frame's declared payload before checking SETTINGS_MAX_FRAME_SIZE High
CVE-2026-88975 was published for org.http4s:http4s-ember-core_2.12 (Maven) Sep 15, 2026
stasimus Credited to stasimus and rossabaker rossabaker rossabaker
Jawn: Uncontrolled nesting depth in JSON parser High
CVE-2026-59990 was published for org.typelevel:jawn-parser_2.12 (Maven) Sep 23, 2026
rossabaker Credited to rossabaker and eed3si9n eed3si9n eed3si9n
Jawn: Quadratic parsing effort in AsyncParser High
CVE-2026-61814 was published for org.typelevel:jawn-parser_2.12 (Maven) Sep 23, 2026
rossabaker Credited to rossabaker and samspills samspills samspills
http4s-scala-xml has an XML External Entity (XXE) processing issue Critical
CVE-2026-61741 was published for org.http4s:http4s-scala-xml_2.12 (Maven) Sep 24, 2026
rossabaker Credited to rossabaker and samspills samspills samspills
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