CVE-2026-115478 obsidian-tc - Broken Access Control

obsidian-tc 1.0.1 to 1.31.4 contains an inconsistent note ownership and memory regeneration flaw caused by improper handling of SQLite and filesystem operations in entity lifecycle methods, letting authorized users with memory-tool permissions overwrite or corrupt vault notes, exploit requires memory-tool permissions.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.45% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/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
Published
23 October 2026
Updated
25 October 2026
Weakness
CWE-459

Vendor fix

Update to version 1.31.4 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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