CVE-2026-78166
provectus kafka-ui Groovy Code MessagesController.java executeSmartFilterTest code injection
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.
INFO
Published Date :
Aug. 24, 2026, 2:17 a.m.
Last Modified :
Aug. 24, 2026, 2:17 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-78166
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update provectus kafka-ui to the latest version.
- Apply vendor-provided patches as soon as available.
- Review code for similar injection vulnerabilities.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-78166.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-78166 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-78166
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-78166 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-78166 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 24, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:provectus:kafka-ui:*:*:*:*:*:*:*:*'], 'vendor': 'provectus', 'modules': ['Groovy Code Handler'], 'product': 'kafka-ui', 'versions': [{'status': 'affected', 'version': '0.7.0'}, {'status': 'affected', 'version': '0.7.1'}, {'status': 'affected', 'version': '0.7.2'}]}] Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-94 Added CWE CWE-74 Added Reference https://github.com/provectus/kafka-ui/ Added Reference https://github.com/provectus/kafka-ui/issues/4567 Added Reference https://vuldb.com/cve/CVE-2026-78166 Added Reference https://vuldb.com/submit/883727 Added Reference https://vuldb.com/vuln/394555 Added Reference https://vuldb.com/vuln/394555/cti