Description
In Eclipse Jetty, a first HTTP/1.1 request with trailers causes the server to retain the trailers in subsequent requests performed over the same connection.
Subsequent request that do not have trailers report the trailers of the first request.
Subsequent request that do have trailers report the union of trailers of the first request and the current request.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Eclipse Foundation | Eclipse Jetty | 12.0.0 – ≤ 12.0.35, 12.1.0 – ≤ 12.1.9 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | jetty12 | 12.0.39-1 | — |
| Debian 14 | jetty9 | No fix yet | — |
| Debian 13 | jetty9 +1 | No fix yet | — |
| Debian 12 | jetty9 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | jetty9 +1 | No fix yet | — |
| Ubuntu 26.04 LTS | jetty9 +1 | No fix yet | — |
| Ubuntu 24.04 LTS | jetty9 | No fix yet | — |
| Ubuntu 22.04 LTS | jetty9 | No fix yet | — |
| Ubuntu 20.04 LTS | jetty9 | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | jetty9 | No fix yet | — |
| Ubuntu 16.04 LTS | jetty9 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Satellite Utils 6 | rubygem-jwt | 2.10.3-1.el8sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite Maintenance 6 | ansible-core | 1:2.16.19-1.el9sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite Capsule 6 | ansible-core +1 | 1:2.16.19-1.el9sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite Capsule 6 | openvox-server | 8.15.2-1.el8sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite Capsule 6 | pulpcore-obsolete-packages | 1.3.1-5.el9pc | RHSA-2026:63386 |
| Red Hat Satellite Capsule 6 | python-aiohttp +1 | 3.14.3-1.el8pc | RHSA-2026:63387, RHSA-2026:63327 |
| Red Hat Satellite Capsule 6 | python3.12-aiohttp | 3.14.3-1.el9pc | RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite Capsule 6 | python3.12-gitpython | 3.1.59-1.el9pc | RHSA-2026:63385 |
| Red Hat Satellite Capsule 6 | python3.12-pulpcore | 3.73.30-3.el9pc | RHSA-2026:63386 |
| Red Hat Satellite Capsule 6 | rubygem-jwt | 2.10.3-1.el8sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Satellite 6 | ansible-core +1 | 1:2.16.19-1.el9sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite 6 | openvox-server | 8.15.2-1.el8sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite 6 | pulpcore-obsolete-packages | 1.3.1-5.el9pc | RHSA-2026:63386 |
| Red Hat Satellite 6 | python-aiohttp +1 | 3.14.3-1.el8pc | RHSA-2026:63387, RHSA-2026:63327 |
| Red Hat Satellite 6 | python3.12-aiohttp | 3.14.3-1.el9pc | RHSA-2026:63386, RHSA-2026:63385 |
| Red Hat Satellite 6 | python3.12-gitpython | 3.1.59-1.el9pc | RHSA-2026:63385 |
| Red Hat Satellite 6 | python3.12-pulpcore | 3.73.30-3.el9pc | RHSA-2026:63386 |
| Red Hat Satellite 6 | rubygem-jwt | 2.10.3-1.el8sat | RHSA-2026:63387, RHSA-2026:63386, RHSA-2026:63385 |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | akhq | 0.27.1-r16 | — |
| Wolfi rolling | confluent-kafka | 8.4.0.397-r0 | — |
| Wolfi rolling | dependency-track +1 | 4.14.3-r0 | — |
| Wolfi rolling | druid | 37.0.0-r47 | — |
| Wolfi rolling | neo4j-2026.01 +1 | No fix yet | — |
| Wolfi rolling | neo4j-2026.06 | 2026.06.0-r3 | — |
| Wolfi rolling | solr-10 +1 | 10.0.0-r8 | — |
| Wolfi rolling | strimzi-kafka-operator-kafka-init +5 | 1.1.0-r4 | — |
| Wolfi rolling | trino | 483-r7 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.eclipse.jetty:jetty-server | >= 12.0.0, < 12.0.36 | 12.0.36 | GHSA-f4v5-65jj-pcr2 |
| Maven | org.eclipse.jetty:jetty-server | >= 12.1.0, < 12.1.10 | 12.1.10 | GHSA-f4v5-65jj-pcr2 |
Advisories 6
- WID-SEC-2026-2867 RealObjects PDFreactor: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Oct 29, 2026
- WID-SEC-2026-2314 Eclipse Jetty: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 21, 2026
- RHSA-2026:63387 Red Hat Security Advisory: Satellite 6.17.11 Async Update Red Hat Security Advisories (RHSA) · Oct 20, 2026
- RHSA-2026:63386 Red Hat Security Advisory: Satellite 6.18.9 Async Update Red Hat Security Advisories (RHSA) · Oct 20, 2026
- RHSA-2026:63385 Red Hat Security Advisory: Satellite 6.19.4 Async Update Red Hat Security Advisories (RHSA) · Oct 20, 2026
- RHSA-2026:63327 Red Hat Security Advisory: Satellite 6.16.13 Async Update Red Hat Security Advisories (RHSA) · Oct 20, 2026