🛡️ CVE-2022-0921 — microweber

🟡 CVSS 6.7 — Medium ⚠️ Exploit Public CWE-94 NVD
6.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Unrestricted Upload of File with Dangerous Type in Microweber

In Microweber prior to 1.2.12, a malicious actor may abuse the Backup/Restore feature to achieve Remote Code Execution.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs administrative privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2022-0921 is classified as CWE-94: Code Injection. Input is incorporated into code that the runtime evaluates, so an attacker can have their own code executed.

Affected software

CVE-2022-0921 is recorded against 2 packages.

  • microweber (fixed in 1.2.12)
  • microweber/microweber (fixed in 1.2.12)

Timeline and source

Published on 11 March 2022 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from NVD.

References

github.com
huntr.dev
github.com
huntr.dev

Details

Severity MEDIUM
CVSS Score 6.7
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE CWE-94
Public Exploit ⚠️ Yes
Source NVD
Published 2022-03-11
Updated 2026-08-12
Modified 2026-06-17

Affected Packages

Software From version Fixed in
microweber — 1.2.12
microweber/microweber — 1.2.12

Similar Threats

Exploit Protection

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CVE-2022-0921 carries CVSS 6.7 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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