What is CVE-2026-23481?

CVE-2026-23481 is a medium-severity vulnerability in Blinko, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-03-23.

How severe is CVE-2026-23481?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Path Traversal in Blinko

CVE-2026-23481

Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, there is an authenticated arbitrary file write vulnerability in saveAdditionalDevFile. This issue has been patched in version 1.8.4.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.004 (30.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Blinko
Blinkospace Blinko — versions < 1.8.4

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-23481?: CVE-2026-23481 is a medium-severity vulnerability in Blinko, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-03-23.
How severe is CVE-2026-23481?: Medium severity. CVSS v3 base score is 6.5 out of 10.