CVE-2026-105783 Joplin Desktop - Broken Access Control

Joplin Desktop < 3.7.13 contains a broken access control vulnerability caused by the Web Clipper server allowing arbitrary origins to access pairing endpoints without origin validation, letting attackers obtain permanent API tokens, exploit requires victim approval of a generic prompt.

CVSS base score 8.0 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.14% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control, Information Disclosure, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Published
6 October 2026
Updated
15 October 2026
Weakness
CWE-346

Vendor fix

Update to version 3.7.13 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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