CVE-2026-5562

provectus kafka-ui Endpoint testexecutions validateAccess code injection

A vulnerability was identified in provectus kafka-ui up to 0.7.2. This impacts the function validateAccess of the file /api/smartfilters/testexecutions of the component Endpoint. The manipulation leads to code injection. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

provectus · kafka-ui

CVSS v4.0 VULDB

5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/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

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 VULDB

7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 VULDB

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

3.35% chance of exploitation in the next 30 days, 89th percentile

Nuclei

critical · CWE-94

Published

2026-04-05

Updated

2026-04-06

Proof-of-concept exploits (2)

• https://drive.google.com/file/d/18-Q4tb19y_7dwchnTCgcwfbox0Uj6oQd/view
• HutTwoThreeFour/CVE-2026-5562-Exploit0★ · 2026-06-29

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-5562.yaml

Security advisories

• https://vuldb.com/submit/782941
• https://vuldb.com/vuln/355332

References

• CVE Record
• NVD entry