CVE-2026-23486
MediumBlinko: Unauthorized User Information Leak
Published Mar 23, 2026 · Updated Aug 12, 2026 · Also known as GHSA-446p-2xf5-frxf
Key Facts
Routine patching- CVE-2026-23486 is a medium-severity vulnerability (CVSS 6.9 v4) affecting Blinko.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 0.7% probability of exploitation in the next 30 days.
- Fixed versions are available, including Blinko 1.8.4.
- Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
CVSS v4
6.9
CVSS: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
EPSS (30-day exploit likelihood)
0.7%
Higher than 52.6% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
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Description
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.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| BlinkoBlinko | >= < 1.8.4 | 1.8.4 |
Patched Releases
Blinko
1.8.4
Timeline
Publicly disclosed
Mar 23, 2026
Last updated
Aug 12, 2026
Weakness Type
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23486.json
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2026-23486
- otherhttps://github.com/blinkospace/blinko/commit/ec1e3e20384b620b8bf928fe80b4d8546757b419
- otherhttps://github.com/blinkospace/blinko/releases/tag/1.8.4
- otherhttps://github.com/blinkospace/blinko/security/advisories/GHSA-446p-2xf5-frxf
FAQ
Common Questions.
Blinko is an AI-powered card note-taking project.
Affected: Blinko versions >= < 1.8.4. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Blinko 1.8.4.
Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
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