CVE-2020-20269
CRITICALCVSS 9.8/10EPSS 4.69%
Last modified
CVE-2020-20269 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A specially crafted Markdown document could cause the execution of malicious JavaScript code in Caret Editor before 4.0.0-rc22.. EPSS estimates a 4.69% chance of exploitation in the next 30 days.
Description
A specially crafted Markdown document could cause the execution of malicious JavaScript code in Caret Editor before 4.0.0-rc22.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Caret | Caret | <= 3.4.6 | — |
| Caret | Caret | 4.0.0 | Beta0 |
References
- http://packetstormsecurity.com/files/161072/Caret-Editor-4.0.0-rc21-Remote-Code-Execution.htmlThird Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2021/Jan/59Mailing List, Third Party Advisory
- https://caret.ioProduct
- https://github.com/careteditor/issues/issues/841Issue Tracking, Third Party Advisory
- https://github.com/careteditor/releases-beta/releases/tag/4.0.0-rc22Release Notes, Third Party Advisory
- https://seclists.org/fulldisclosure/2021/Jan/59Mailing List, Third Party Advisory
- http://packetstormsecurity.com/files/161072/Caret-Editor-4.0.0-rc21-Remote-Code-Execution.htmlThird Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2021/Jan/59Mailing List, Third Party Advisory
- https://caret.ioProduct
- https://github.com/careteditor/issues/issues/841Issue Tracking, Third Party Advisory
- https://github.com/careteditor/releases-beta/releases/tag/4.0.0-rc22Release Notes, Third Party Advisory
- https://seclists.org/fulldisclosure/2021/Jan/59Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-20269?
A specially crafted Markdown document could cause the execution of malicious JavaScript code in Caret Editor before 4.0.0-rc22.
How severe is CVE-2020-20269?
CVE-2020-20269 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.69% probability of exploitation in the next 30 days.
How do I fix CVE-2020-20269?
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-2020-20269?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST