EUVD-2026-14544Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Lifecycle Timeline
4DescriptionGitHub Advisory
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.
AnalysisAI
Blinko, an AI-powered card note-taking application, contains an authentication bypass vulnerability in its comment management endpoints that allows unauthenticated attackers to create and view comments on any note, including private notes that have not been publicly shared. Versions prior to 1.8.4 are vulnerable, and a patch has been released and is available via the official GitHub repository. …
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Vulnerability AssessmentAI
| Risk Assessment | This vulnerability presents a moderate to high real-world risk despite the medium-high CVSS score of 6.9. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker could enumerate note IDs within a target Blinko instance and, without authentication, send POST requests to /api/v1/comment/create with arbitrary comment content, successfully posting comments to private notes. The attacker could simultaneously query /api/v1/comment/list to view all existing comments across the entire note repository, exposing sensitive information such as private research notes, confidential project discussions, or personal information contained within comments. … |
| Remediation | Upgrade Blinko immediately to version 1.8.4 or later, which contains the authorization bypass fixes. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. …
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