Home/CVE/In Eclipse Jetty, the HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used, similar to the
CVE

CVE-2026-2332

In Eclipse Jetty, the HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used, similar to the

In Eclipse Jetty, the HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used, similar to the "funky chunks" techniques outlined here: https://w4ke.info/2025/06/18/funky-chunks.html https://w4ke.info/2025/10/29/funky-chunks-2.html Jetty terminates chunk extension parsing at \r\n inside quoted strings instead of treating this as an error. POST / HTTP/1.1 Host: localhost Transfer-Encoding: chunked 1;ext="val X 0 GET /smuggled HTTP/1.1 ... Note how the chunk extension does not close the double quotes, and it is able to inject a smuggled request.

HIGH · CVSS 7.4 EPSS 0.00026
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0

Affected Products & Versions

5
eclipse jetty>= 9.4.0 and < 9.4.60
eclipse jetty>= 10.0.0 and < 10.0.28
eclipse jetty>= 11.0.0 and < 11.0.28
eclipse jetty>= 12.0.0 and < 12.0.33
eclipse jetty>= 12.1.0 and < 12.1.7

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.eclipse.jetty:jetty-http HIGH fixed in 12.1.7

Public Exploits & PoCs

1

Scoring & Timeline

7.4
HIGH · CVSS v3.1 · emo@eclipse.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Apr 2026 · 12:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

Vendor Advisories

9
suse-csafSUSE-SU-2026:1751-1
rhsaRHSA-2026:17668Important
rhsaRHSA-2026:22453Important
suse-csafopenSUSE-SU-2026:10574-1
rhsaRHSA-2026:10175Important
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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