01 Record
CVE-2026-41727
In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior
MediumPUBLISHEDCNA: vmware
CNA base score6.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
02 Description
In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.24% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 14.9% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-07-23.
- 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
- 2026-06-09 23:49Z4 MO AGO
- Last updated
- 2026-06-27 21:15Z4 MO AGO
- Reserved
- 2026-04-22
- Assigning CNA
- vmware
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.2
- Document digest
- 259ac483c98302c9e031e798fa03a05a40c6df656afa316a33d96e33277c72e8
05 Affected products
VendorProductVersionsPlatforms
SpringSpring for Apache Kafka4.0.0 to < 4.0.5.1, 3.3.0 to < 3.3.15.1, 3.2.0 to < 3.2.14, 2.9.0 to < 2.9.14, 2.8.0 to < 2.8.12—