CVE-2026-23486

Blinko: Unauthorized User Information Leak

6.9 Medium

Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, a publicly accessible endpoint exposes all user information, including usernames, roles, and account creation dates. This issue has been patched in version 1.8.4.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.71%Up 0.7 points since Mar 24, 2026

What each source reports

CVE List Score used 6.9

Blinko: Unauthorized User Information Leak

Record: CVE-2026-23486
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-200
Updated: 2026-11-02

EUVDEUVD-2026-14541 6.9

Record: EUVD-2026-14541
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-02

NVD 6.9

Record: CVE-2026-23486
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

OSV 6.9

Blinko: Unauthorized User Information Leak

Record: CVE-2026-23486
CVSS 4.0: 6.9 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-200
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Nuclei	Blinko <= 1.8.3 - User Information Leak

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, Nuclei, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-23486 is a medium vulnerability (CVSS 6.9) in Blinko, published March 23, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. No source names a fixed version.