CVE-2026-78325 PUBLISHED

XSS in Standard Notes on Android via Malicious Google Keep and Evernote HTML Import

Assigner: Proton
Reserved: 24.08.2026 Published: 07.09.2026 Updated: 07.09.2026

Cross-site scripting in the Evernote and Google Keep note importers in Standard Notes for Android through 3.201.24 allows an attacker to execute arbitrary JavaScript in the application context when a victim imports a crafted .enex or Google Keep HTML file, leading to theft of encryption keys and note data, and arbitrary invocation of native device APIs.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Active

CVSS 4.0

Product Status

Vendor	Standard Notes
Product	Standard Notes
Versions	Default: unaffected affected from 0 to v3.201.24 (incl.)

Credits

Luca Regne, https://regne.me/ finder

References

Problem Types

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') CWE

Impacts

CAPEC-63 Cross-Site Scripting (XSS)