CVE-2021-45790
CRITICALCVSS 9.8/10EPSS 1.86%
Last modified
CVE-2021-45790 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An arbitrary file upload vulnerability was found in Metersphere v1.15.4. Unauthenticated users can upload any file to arbitrary directory, where attackers can write a cron job to execute commands.. EPSS estimates a 1.86% chance of exploitation in the next 30 days.
Description
An arbitrary file upload vulnerability was found in Metersphere v1.15.4. Unauthenticated users can upload any file to arbitrary directory, where attackers can write a cron job to execute commands.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Metersphere | Metersphere | 1.15.4 |
References
- https://github.com/metersphere/metersphere/issues/8653Exploit, Issue Tracking, Third Party Advisory
- https://github.com/metersphere/metersphere/issues/8653Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45790?
An arbitrary file upload vulnerability was found in Metersphere v1.15.4. Unauthenticated users can upload any file to arbitrary directory, where attackers can write a cron job to execute commands.
How severe is CVE-2021-45790?
CVE-2021-45790 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.86% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45790?
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-2021-45790?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST