---
id: CVE-2026-90860
title: >-
  The Canva Mobile App for HarmonyOS before v1.15.1 did not restrict the headers
  returned to an external origin running in a privileged WebView
summary: >-
  The Canva Mobile App for HarmonyOS before v1.15.1 did not restrict the headers
  returned to an external origin running in a privileged WebView. A threat actor
  with control of the WebView could access a user’s session.
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N'
cwe:
  - CWE-212
vendor: Canva
product: Canva
affected:
  - Canva < 1.15.1
published: '2026-09-21'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T20:17:39.220'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90860'
references:
  - url: 'https://trust.canva.com?tcuUid=c17214e0-e758-4472-8238-abeb79faff07'
    label: 61adb53e-e4b3-47f7-8a93-4717c9e77dc6
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-21T14:41:14.779044Z'
epss: 0.00305
epssPercentile: 0.2065
ingestedAt: '2026-09-21T07:33:19.001Z'
---

## Overview

The Canva Mobile App for HarmonyOS before v1.15.1 did not restrict the headers returned to an external origin running in a privileged WebView. A threat actor with control of the WebView could access a user’s session.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.