CVE-2026-23483
MediumBlinko: Unauthorized Arbitrary File Read - /plugins
Published Mar 23, 2026 · Updated Aug 12, 2026 · Also known as GHSA-54c7-9gxh-fg9v
Key Facts
Routine patching- CVE-2026-23483 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 0.8% probability of exploitation in the next 30 days.
- Fixed versions are available, including Blinko 1.8.3.
- 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)
0.8%
Higher than 54.8% 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. In versions from 1.8.3 and prior, the plugin file server endpoint uses join() to concatenate paths but does not verify if the final path is within the plugins directory, leading to path traversal. At time of publication, there are no publicly available patches.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| BlinkoBlinko | >= <= 1.8.3 | 1.8.3 |
Patched Releases
Blinko
1.8.3
Timeline
Publicly disclosed
Mar 23, 2026
Last updated
Aug 12, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
FAQ
Common Questions.
Blinko is an AI-powered card note-taking project.
Affected: Blinko versions >= <= 1.8.3. 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 1.8.3.
Brandefense priority: routine patching, as no exploitation is known and its severity is moderate or low.
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