CVE-2026-23488
Blinko: multiple interfaces in the comment feature allow unauthorized access
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.
INFO
Published Date :
March 23, 2026, 9:17 p.m.
Last Modified :
March 24, 2026, 6:03 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Blinko to version 1.8.4.
- Apply security patches for Blinko.
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-2026-23488.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-23488 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-2026-23488
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-2026-23488 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-23488 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.
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Initial Analysis by [email protected]
Mar. 24, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Added CPE Configuration OR *cpe:2.3:a:blinko:blinko:*:*:*:*:*:*:*:* versions up to (excluding) 1.8.4 Added Reference Type GitHub, Inc.: https://github.com/blinkospace/blinko/commit/4623dd02bdeed768ffa6fea4cc2f8644cbb08c5e Types: Patch Added Reference Type GitHub, Inc.: https://github.com/blinkospace/blinko/pull/1089 Types: Release Notes Added Reference Type GitHub, Inc.: https://github.com/blinkospace/blinko/releases/tag/1.8.4 Types: Release Notes Added Reference Type GitHub, Inc.: https://github.com/blinkospace/blinko/security/advisories/GHSA-84hm-vw62-472m Types: Vendor Advisory -
New CVE Received by [email protected]
Mar. 23, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 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 Added CWE CWE-639 Added Reference https://github.com/blinkospace/blinko/commit/4623dd02bdeed768ffa6fea4cc2f8644cbb08c5e Added Reference https://github.com/blinkospace/blinko/pull/1089 Added Reference https://github.com/blinkospace/blinko/releases/tag/1.8.4 Added Reference https://github.com/blinkospace/blinko/security/advisories/GHSA-84hm-vw62-472m