What is CVE-2020-26158?

CVE-2020-26158 is a critical-severity vulnerability in Leanote, classified under Cross-site Scripting. CVSS score: 9.6/10. Published 2020-09-30.

How severe is CVE-2020-26158?

Critical severity. CVSS v3 base score is 9.6 out of 10.

XSS in Leanote

CVE-2020-26158

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.019 (77.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Leanote
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-26158?: CVE-2020-26158 is a critical-severity vulnerability in Leanote, classified under Cross-site Scripting. CVSS score: 9.6/10. Published 2020-09-30.
How severe is CVE-2020-26158?: Critical severity. CVSS v3 base score is 9.6 out of 10.