CVE-2026-23488

Name: CVE-2026-23488
Creator: NVD / NIST
Published: 2026-03-23T21:17:03.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2026-23488 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the /api/v1/comment/create endpoint has an unauthorized access vulnerability, allowing attackers to post comments on any note (including private notes) without authorization, even if the note has not been publicly shared. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the /api/v1/comment/create endpoint has an unauthorized access vulnerability, allowing attackers to post comments on any note (including private notes) without authorization, even if the note has not been publicly shared. The /api/v1/comment/list endpoint has the same issue, allowing unauthorized viewing of comments on all notes. This issue has been patched in version 1.8.4.

Metrics

CVSS 3.1

5.3/10

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

CVSS 4.0

6.9/10

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 Probability

0.30%

22.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Blinko	Blinko	< 1.8.4

References

https://github.com/blinkospace/blinko/commit/4623dd02bdeed768ffa6fea4cc2f8644cbb08c5ePatch
https://github.com/blinkospace/blinko/pull/1089Release Notes
https://github.com/blinkospace/blinko/releases/tag/1.8.4Release Notes
https://github.com/blinkospace/blinko/security/advisories/GHSA-84hm-vw62-472mVendor Advisory

Timeline

Published: Mar 23, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-23488?

How severe is CVE-2026-23488?

CVE-2026-23488 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2026-23488?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-23488?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST