CVE-2026-12606

EUVD-2026-43641
Eclipse Grizzly in versions before 5.0.2, cannot properly parse the trailer section in malformed trailer header's line, which can be leveraged to perform HTTP request smuggling.
HTTP Request/Response Smuggling
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
eclipseCNA
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
Affected Products (NVD)
VendorProductVersion
eclipsegrizzly
4.0.0 ≤
𝑥
≤ 4.0.2
eclipsegrizzly
5.0.0 ≤
𝑥
< 5.0.2
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
eclipseglassfish
4.0.0 ≤
𝑥
≤ 4.0.2
CNA
eclipseglassfish
5.0.0 ≤
𝑥
< 5.0.2
CNA
Common Weakness Enumeration
References
https://gitlab.eclipse.org/security/cve-assignment/-/work_items/129