HTTP Request Smuggling Affecting apache-pulsar-fips-4.0 package, versions <4.0.10-r0


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
1.21% (66th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-APACHEPULSARFIPS40-16783811
  • published21 May 2026
  • disclosed14 Apr 2026

Introduced: 14 Apr 2026

CVE-2026-2332  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade Chainguard apache-pulsar-fips-4.0 to version 4.0.10-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream apache-pulsar-fips-4.0 package and not the apache-pulsar-fips-4.0 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

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:

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.

CVSS Base Scores

version 3.1