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CVE-2026-78166— provectus kafka-ui Groovy Code MessagesController.java executeSmartFilterTest code injection

Quick assessment

Affected
provectus kafka-ui
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Provectus kafka-ui是Provectus公司开源的一个Kafka的Web管理界面。 Provectus kafka-ui 0.7.2及之前版本存在安全漏洞，该漏洞源于Groovy Code Handler组件中MessagesController.java文件的executeSmartFilterTest函数，可能导致代码注入。

CVSS 6.3 · Medium EPSS 0.41% · P34

Affected Version Matrix 3

VendorProduct Version RangeStatus
provectus kafka-ui 0.7.0 affected
0.7.1 affected
0.7.2 affected
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I. Basic Information for CVE-2026-78166

Vulnerability Information
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Vulnerability Title
provectus kafka-ui Groovy Code MessagesController.java executeSmartFilterTest code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in provectus kafka-ui up to 0.7.2. The affected element is the function executeSmartFilterTest of the file kafka-ui-api/src/main/java/com/provectus/kafka/ui/controller/MessagesController.java of the component Groovy Code Handler. The manipulation results in code injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Provectus kafka-ui 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Provectus kafka-ui是Provectus公司开源的一个Kafka的Web管理界面。 Provectus kafka-ui 0.7.2及之前版本存在安全漏洞，该漏洞源于Groovy Code Handler组件中MessagesController.java文件的executeSmartFilterTest函数，可能导致代码注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
provectus kafka-ui 0.7.0 cpe:2.3:a:provectus:kafka-ui:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-78166

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III. Intelligence Information for CVE-2026-78166

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Vendor Advisories for CVE-2026-78166 (3)

Proof of Concept for CVE-2026-78166 (1)

Vendor Pages for CVE-2026-78166 (1)

IV. Related Vulnerabilities

Same product: kafka-ui
Same vendor: provectus
Same weakness: CWE-94

V. Comments for CVE-2026-78166

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