Kafka
Vendor:
First CVE: Jul 26, 2018 · Active for 7 years
16
Total CVEs
More Total CVEs than 92% of tracked products
2.0
Avg CVEs / Year
Higher CVE frequency than 60% of tracked products
6.8
Avg CVSS
Higher Avg CVSS than 36% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Kafka over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jul 26, 2018
7 years ago
Most Recent CVE
Jun 2, 2026
52 days ago
CVE Severity & Scoring
Kafka16 CVEs
50%
44%
All CVEs352,294 CVEs
45%
40%
11%
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network16 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low12 (75.0%)
High4 (25.0%)
Unknown0 (0.0%)
User Interaction
None16 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low6 (37.5%)
High0 (0.0%)
None10 (62.5%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (16 CVEs).
16 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-27817HIGH A possible arbitrary file read and SSRF vulnerability has been identified in Apache Kafka Client. Apache Kafka Clients accept configuration data for setting the SASL/OAUTHBEARER co | Jun 10, 2025 | 7.5 | 73 | NO | YES |
CVE-2026-33557CRITICAL A possible security vulnerability has been identified in Apache Kafka.
By default, the broker property `sasl.oauthbearer.jwt.validator.class` is set to `org.apache.kafka.common.se | Apr 20, 2026 | 9.1 | 35 | NO | NO |
CVE-2018-17196HIGH In Apache Kafka versions between 0.11.0.0 and 2.1.0, it is possible to manually craft a Produce request which bypasses transaction/idempotent ACL validation. Only authenticated cli | Jul 11, 2019 | 8.8 | 30 | NO | NO |
CVE-2022-34917HIGH A security vulnerability has been identified in Apache Kafka. It affects all releases since 2.8.0. The vulnerability allows malicious unauthenticated clients to allocate large amou | Sep 20, 2022 | 7.5 | 26 | NO | NO |
CVE-2019-12399HIGH When Connect workers in Apache Kafka 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.2.0, 2.2.1, or 2.3.0 are configured with one or more config providers, and a connector is created/updated on that | Jan 14, 2020 | 7.5 | 26 | NO | NO |
CVE-2026-41115MEDIUM An improper authorization vulnerability has been identified in Apache Kafka.
The implementation of the CONSUMER_GROUP_DESCRIBE (69) API validates the DESCRIBE operation on the GRO | Jun 2, 2026 | 4.3 | 25 | NO | NO |
CVE-2021-38153MEDIUM Some components in Apache Kafka use `Arrays.equals` to validate a password or key, which is vulnerable to timing attacks that make brute force attacks for such credentials more lik | Sep 22, 2021 | 5.9 | 25 | NO | NO |
CVE-2025-27818HIGH A possible security vulnerability has been identified in Apache Kafka.
This requires access to a alterConfig to the cluster resource, or Kafka Connect worker, and the ability to cr | Jun 10, 2025 | 8.8 | 24 | NO | NO |
CVE-2024-27309HIGH While an Apache Kafka cluster is being migrated from ZooKeeper mode to KRaft mode, in some cases ACLs will not be correctly enforced.
Two preconditions are needed to trigger the b | Apr 12, 2024 | 7.4 | 24 | NO | NO |
CVE-2017-12610MEDIUM In Apache Kafka 0.10.0.0 to 0.10.2.1 and 0.11.0.0 to 0.11.0.1, authenticated Kafka clients may use impersonation via a manually crafted protocol message with SASL/PLAIN or SASL/SCR | Jul 26, 2018 | 6.8 | 24 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (16 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
1 CVE
6.2% of CVEs· 97th percentile
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (16 CVEs).
Media Mentions
Signals from CVEs in this product scope (16 CVEs).
Top CNAs Publishing CVEs For Kafka
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 4.0.0 | 1 | 5.3 | 0.5% | 0 | 0 |
| 3.8.0 | 1 | 5.3 | 0.8% | 0 | 0 |
| 3.7.0 | 1 | 6.5 | 1.1% | 0 | 0 |
| 2.8.0 | 1 | 5.9 | 6.3% | 0 | 0 |
| 2.7.0 | 1 | 4.8 | 8.1% | 0 | 0 |
| 2.3.0 | 1 | 7.5 | 3.9% | 0 | 0 |
| 2.2.1 | 1 | 7.5 | 3.9% | 0 | 0 |
| 2.2.0 | 1 | 7.5 | 3.9% | 0 | 0 |
| 2.1.1 | 1 | 7.5 | 3.9% | 0 | 0 |
| 2.1.0 | 1 | 7.5 | 3.9% | 0 | 0 |
| 2.0.1 | 1 | 7.5 | 3.9% | 0 | 0 |
| 2.0.0 | 1 | 7.5 | 3.9% | 0 | 0 |
| 1.0.0 | 1 | 5.4 | 4.8% | 0 | 0 |