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Fencer Vulns
high 7.5

CVE-2026-10051 json

Eclipse Jetty: Cross-Request Leakage for trailers on HTTP/1.1 keep-alive connections

published 2026-07-14 3 mo ago modified 2026-10-24 15 d ago also GHSA-f4v5-65jj-pcr2 , EUVD-2026-43645

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

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.

Patch / fix

  • maven org.eclipse.jetty:jetty-server 12.0.36, 12.1.10
  • eclipse jetty 12.0.36, 12.1.10
  • jetty12 Debian 14 12.0.39-1

debian advisories DEBIAN-CVE-2026-10051

  • rubygem-jwt satellite utils 6.19, satellite utils 6.18, satellite utils 6.17 +9 more 2.10.3-1.el9sat
  • ansible-core satellite maintenance 6.19, satellite maintenance 6.18, satellite maintenance 6.17 +6 more 1:2.16.19-1.el9sat
  • ansible-test satellite capsule 6.19, satellite capsule 6.18, satellite capsule 6.17 +3 more 1:2.16.19-1.el9sat
  • openvox-server satellite capsule 6.19, satellite capsule 6.18, satellite capsule 6.17 +5 more 8.15.2-1.el9sat
  • python-aiohttp satellite capsule 6.17, satellite capsule 6.16, satellite 6.17 +1 more 3.14.3-1.el9pc
  • python3.11-aiohttp satellite capsule 6.17, satellite capsule 6.16, satellite 6.17 +1 more 3.14.3-1.el9pc
  • python3.12-aiohttp satellite capsule 6.19, satellite capsule 6.18, satellite 6.19 +1 more 3.14.3-1.el9pc
  • python3.12-gitpython satellite capsule 6.19, satellite 6.19 3.1.59-1.el9pc

red hat advisories RHSA-2026:63387RHSA-2026:63385RHSA-2026:63386RHSA-2026:63327

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-10051 updated cvss 5.3

jetty: Eclipse Jetty: Information disclosure due to retained HTTP/1.1 trailers across connections

  • Red Hat OpenShift Developer Tools and Services jenkins Red Hat build of Apache Camel - HawtIO 4 jetty-server Red Hat Enterprise Linux 9 jmc Red Hat Satellite 6 puppetserver
    affected: workaround, no fix available
  • Red Hat Single Sign-On 7 jetty-server
    affected: workaround, no fix planned “Will not fix”
  • Red Hat OpenShift Developer Tools and Services 4.12 ocp-tools-4/jenkins-rhel8 1792044326
    fixed: vendor fix RHSA-2026:88152
  • Red Hat OpenShift Developer Tools and Services 4.13 ocp-tools-4/jenkins-rhel8 1792044327
    fixed: vendor fix RHSA-2026:88149
  • Red Hat OpenShift Developer Tools and Services 4.14 ocp-tools-4/jenkins-rhel8 1792044382
    fixed: vendor fix RHSA-2026:88151
  • Red Hat OpenShift Developer Tools and Services 4.15 ocp-tools-4/jenkins-rhel8 1792044386
    fixed: vendor fix RHSA-2026:88150
  • Red Hat OpenShift Developer Tools and Services 4.16 ocp-tools-4/jenkins-rhel9 1792040287
    fixed: vendor fix RHSA-2026:88156
  • Red Hat OpenShift Developer Tools and Services 4.17 ocp-tools-4/jenkins-rhel9 1792040131
    fixed: vendor fix RHSA-2026:88159
show 17 more
  • Red Hat OpenShift Developer Tools and Services 4.18 ocp-tools-4/jenkins-rhel9 1792041514
    fixed: vendor fix RHSA-2026:88153
  • Red Hat OpenShift Developer Tools and Services 4.19 ocp-tools-4/jenkins-rhel9 1792040733
    fixed: vendor fix RHSA-2026:88158
  • Red Hat OpenShift Developer Tools and Services 4.20 ocp-tools-4/jenkins-rhel9 1792040081
    fixed: vendor fix RHSA-2026:88157
  • Red Hat OpenShift Developer Tools and Services 4.21 ocp-tools-4/jenkins-rhel9 1792040096
    fixed: vendor fix RHSA-2026:88155
  • Red Hat OpenShift Developer Tools and Services 4.22 ocp-tools-4/jenkins-rhel9 1792040428
    fixed: vendor fix RHSA-2026:88154
  • Red Hat AMQ Broker 7.13.6
    fixed: vendor fix RHSA-2026:66545
  • Red Hat AMQ Broker 7.14.1
    fixed: vendor fix RHSA-2026:66488
  • Red Hat build of Apache Camel 4.18.4 for Spring Boot 3.5.16
    fixed: vendor fix RHSA-2026:71675
  • Red Hat Build of Debezium 3.6
    fixed: vendor fix RHSA-2026:83612
  • Red Hat OpenShift AI 3.4 rhoai/odh-spark-operator-rhel9 1790958993, rhoai/odh-th06-cpu-torch210-py312-rhel9 1791874335, rhoai/odh-th06-rocm64-torch291-py312-rhel9 1791872119, rhoai/odh-th06-cuda130-torch210-py312-rhel9 1791961113
    fixed: vendor fix RHSA-2026:84734
  • Red Hat OpenShift Dev Spaces 3.30 devspaces/openvsx-rhel9 1787759145, devspaces/pluginregistry-rhel9 1787759723
    fixed: vendor fix RHSA-2026:62260
  • Red Hat Satellite 6.16 for RHEL 8 openvox-server 8.15.2-1.el8sat Red Hat Satellite 6.16 for RHEL 9 openvox-server 8.15.2-1.el9sat
    fixed: vendor fix RHSA-2026:63327
  • Red Hat Satellite 6.17 for RHEL 9 ansible-core 2.16.19-1.el9sat, ansible-test 2.16.19-1.el9sat, openvox-server 8.15.2-1.el9sat
    fixed: vendor fix RHSA-2026:63387
  • Red Hat Satellite 6.18 for RHEL 9 openvox-server 8.15.2-1.el9sat, python3.12-pulpcore 3.73.30-3.el9pc, pulpcore-obsolete-packages 1.3.1-5.el9pc
    fixed: vendor fix RHSA-2026:63386
  • Red Hat Satellite 6.19 for RHEL 9 openvox-server 8.15.2-1.el9sat
    fixed: vendor fix RHSA-2026:63385
  • Red Hat Streams for Apache Kafka 3.2.1
    fixed: vendor fix RHSA-2026:54435
  • Red Hat OpenShift Developer Tools and Services 4.12 ocp-tools-4/jenkins-agent-base-rhel8 1792044376 Red Hat OpenShift Developer Tools and Services 4.13 ocp-tools-4/jenkins-agent-base-rhel8 1792044361 Red Hat OpenShift Developer Tools and Services 4.14 ocp-tools-4/jenkins-agent-base-rhel8 1792044402 Red Hat OpenShift Developer Tools and Services 4.15 ocp-tools-4/jenkins-agent-base-rhel8 1792044379 Red Hat OpenShift Developer Tools and Services 4.16 ocp-tools-4/jenkins-agent-base-rhel9 1792040156 Red Hat OpenShift Developer Tools and Services 4.17 ocp-tools-4/jenkins-agent-base-rhel9 1792040149
    +6 more products
    Red Hat OpenShift Developer Tools and Services 4.18 ocp-tools-4/jenkins-agent-base-rhel9 1792041201 Red Hat OpenShift Developer Tools and Services 4.19 ocp-tools-4/jenkins-agent-base-rhel9 1792040114 Red Hat OpenShift Developer Tools and Services 4.20 ocp-tools-4/jenkins-agent-base-rhel9 1792040274 Red Hat OpenShift Developer Tools and Services 4.21 ocp-tools-4/jenkins-agent-base-rhel9 1792039948 Red Hat OpenShift Developer Tools and Services 4.22 ocp-tools-4/jenkins-agent-base-rhel9 1792040297 Red Hat build of Apicurio Registry 3 jetty-server
    not affected: vulnerable code not present

16 more not affected in the full advisory

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
3 mo ago

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gitlab.eclipse.org https://gitlab.eclipse.org/security/cve-assignment/-/work_items/119 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
maven org.eclipse.jetty:jetty-server
>=12.0.0, <12.0.36
>=12.1.0, <12.1.10
12.0.36
12.1.10

Affected products

  • Eclipse Foundation Eclipse Jetty

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.