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Vulnerability record · CVE-2021-45790 · published 29 September 2022

CVE-2021-45790: Metersphere unrestricted file upload vulnerability

Metersphere · Metersphere

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.

9.8 CVSS 3.1 Critical EPSS 1.9% · top 21.5% CWE-434 · Unrestricted file upload
9.8CVSS 3.1 base score
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/metersphere/metersphere/issues/8653 ExploitIssue TrackingThird Party Advisory
https://github.com/metersphere/metersphere/issues/8653 ExploitIssue TrackingThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-45790), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.