What’s Vulnerable › Vulnerabilities

CVE-2020-26158

• Severity: critical (CVSS 9.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-30 · updated 2026-06-17
• Weakness: CWE-79

Description

Leanote Desktop through 2.6.2 allows XSS because a note's title is mishandled when the batch feature is triggered. This leads to remote code execution because of Node integration.

Affected products

• Leanote: through 2.6.2

References

• https://github.com/leanote/desktop-app/issues/353
• https://github.com/leanote/desktop-app/issues/353

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