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01 Record

CVE-2026-114349

Apache Kafka: Denial of service via unbounded memory allocation when decoding compressed record batches

UnratedPUBLISHEDCNA: apache
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Apache Kafka: Denial of service via unbounded memory allocation when decoding compressed record batches

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
Not scored by EPSS
EPSS percentile
Not scored by EPSS
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Received. NVD last modified this record on 2026-10-28.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-10-28 16:46Z16 HR AGO
Last updated
2026-10-28 20:06Z12 HR AGO
Reserved
2026-10-21
Assigning CNA
apache
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-400Uncontrolled Resource ConsumptionClass
  • CWE-789Memory Allocation with Excessive Size ValueVariant
  • CWE-1284Improper Validation of Specified Quantity in InputBase
Data version
5.2
Document digest
62bcaf76c8a58aa9b71b62494650acf7b8e4694010443e19ed6c612e7e336ca0

05 Affected products

VendorProductVersionsPlatforms
Apache Software FoundationApache Kafka0.11.0.0 to 4.1.2, 4.2.0 to 4.2.1, 4.3.0 to 4.3.1—

06 References