CVE-2020-26157
CRITICALCVSS 9.6/10EPSS 1.91%
Last modified
CVE-2020-26157 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. Leanote Desktop through 2.6.2 allows XSS because a note's title is mishandled during syncing. This leads to remote code execution because of Node integration.. EPSS estimates a 1.91% chance of exploitation in the next 30 days.
Description
Leanote Desktop through 2.6.2 allows XSS because a note's title is mishandled during syncing. This leads to remote code execution because of Node integration.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Leanote | Leanote | <= 2.6.2 |
References
- https://github.com/leanote/desktop-app/issues/353Third Party Advisory
- https://github.com/leanote/desktop-app/issues/353Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-26157?
Leanote Desktop through 2.6.2 allows XSS because a note's title is mishandled during syncing. This leads to remote code execution because of Node integration.
How severe is CVE-2020-26157?
CVE-2020-26157 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 1.91% probability of exploitation in the next 30 days.
How do I fix CVE-2020-26157?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-26157?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST