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Vulnerability record · CVE-2023-1877 · published 5 April 2023

CVE-2023-1877: Microweber command injection vulnerability

Microweber · Microweber

Command Injection in GitHub repository microweber/microweber prior to 1.3.3.

9.8 CVSS 3.1 Critical EPSS 1.8% · top 22.4% CWE-77 · Command injection
9.8CVSS 3.1 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Command Injection in GitHub repository microweber/microweber prior to 1.3.3.

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/microweber/microweber/commit/93a906d0bf096c3ab1674012a90c88d101e76c8d Patch
https://huntr.dev/bounties/71fe4b3b-20ac-448c-8191-7b99d7ffaf55 ExploitPatchThird Party Advisory
https://github.com/microweber/microweber/commit/93a906d0bf096c3ab1674012a90c88d101e76c8d Patch
https://huntr.dev/bounties/71fe4b3b-20ac-448c-8191-7b99d7ffaf55 ExploitPatchThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2022-2368Microweber authentication bypass by spoofing vulnerabilityAuthentication Bypass by Spoofing in GitHub repository microweber/microweber prior to 1.2.20.EPSS 1.2%9.8CVE-2022-0895Microweber vulnerabilityStatic Code Injection in GitHub repository microweber/microweber prior to 1.3.EPSS 1.7%9.8CVE-2020-23138Microweber unrestricted file upload vulnerabilityAn unrestricted file upload vulnerability was discovered in the Microweber 1.1.18 admin account page. An attacker can upload PHP code or any extensio…EPSS 1.3%8.8CVE-2023-49052Microweber unrestricted file upload vulnerabilityFile Upload vulnerability in Microweber v.2.0.4 allows a remote attacker to execute arbitrary code via a crafted script to the file upload function i…EPSS 2.4%8.8CVE-2023-2240Microweber improper privilege management vulnerabilityImproper Privilege Management in GitHub repository microweber/microweber prior to 1.3.4.EPSS 0.71%8.8CVE-2022-33012Microweber injection vulnerabilityMicroweber v1.2.15 was discovered to allow attackers to perform an account takeover via a host header injection attack.EPSS 1.4%8.8CVE-2021-36461Microweber unrestricted file upload vulnerabilityAn Arbitrary File Upload vulnerability exists in Microweber 1.1.3 that allows attackers to getshell via the Settings Upload Picture section by upload…EPSS 0.92%8.8CVE-2022-1631Microweber improper access control vulnerabilityUsers Account Pre-Takeover or Users Account Takeover. in GitHub repository microweber/microweber prior to 1.2.15. Victim Account Take Over. Since, th…EPSS 8.9%

Source: NIST National Vulnerability Database (record CVE-2023-1877), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.