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CVE-2026-10051

Eclipse Jetty information disclosure

7.5 HIGHPublic exploitEPSS 0.30%
  1. Published14 Jul 2026

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Eclipse Jetty≥ 12.0.0 < 12.0.36 · ≥ 12.1.0 < 12.1.10

Remediation

Fixed in
Eclipse Jetty≥ 12.0.36

References

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Frequently asked

Is CVE-2026-10051 being actively exploited?

CVE-2026-10051 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.30%.

How severe is CVE-2026-10051?

CVE-2026-10051 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 0.30% probability of exploitation.

Which products are affected by CVE-2026-10051?

Affected products include Eclipse Jetty.

How do I fix CVE-2026-10051?

Upgrade affected software to a fixed version, for example Eclipse Jetty 12.0.36 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-10051 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.