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CVE-2022-0557

OS Command Injection in microweber/microweber

8.1 HighPublic exploitFix available

OS Command Injection in Packagist microweber/microweber prior to 1.2.11.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

51.2%Up 50.2 points since Feb 12, 2022
90%50%10%1%

What each source reports

CVE List Score used 8.1

OS Command Injection in microweber/microweber

OS Command Injection in Packagist microweber/microweber prior to 1.2.11.

Record
CVE-2022-0557
CVSS 3.0
8.1 HighCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
Weakness
CWE-78
Updated
2026-11-02
EUVDEUVD-2022-1209 8.1

OS Command Injection in Packagist microweber/microweber prior to 1.2.11.

Record
EUVD-2022-1209
CVSS 3.0
8.1 HighCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-vm37-j55j-8655 7.8

OS Command Injection in Microweber

Microweber is a content management system with drag and drop. Prior to version 1.2.11, Microweber is vulnerable to OS Command Injection.

Record
GHSA-vm37-j55j-8655
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02
NVD 7.2

OS Command Injection in Packagist microweber/microweber prior to 1.2.11.

Record
CVE-2022-0557
CVSS 3.1
7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0
8.1 HighCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
CVSS 2.0
9.0 HighAV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness
CWE-78
Updated
2026-11-02
OSV 8.1

OS Command Injection in microweber/microweber

OS Command Injection in Packagist microweber/microweber prior to 1.2.11.

Record
CVE-2022-0557
CVSS 3.0
8.1 HighCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
Weakness
CWE-78
Updated
2026-11-02
OSVGHSA-vm37-j55j-8655 7.8

OS Command Injection in Microweber

Microweber is a content management system with drag and drop. Prior to version 1.2.11, Microweber is vulnerable to OS Command Injection.

Record
GHSA-vm37-j55j-8655
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
microweber/microweber
Packagist
 before 1.2.11
1.2.11
microweber/microweber
Packagist
 before 1.2.11, plus listed versions
0.9.3460.930.9310.9340.951
Show 14 moreShow less
1.0.31.0.41.0.51.0.61.0.71.1v1.2.10v1.2.3v1.2.4v1.2.5v1.2.6v1.2.7v1.2.8v1.2.9
1.2.11

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBMicroweber 1.2.11 - Remote Code Execution (RCE) (Authenticated)2022-02-21

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-0557 is a high vulnerability (CVSS 8.1) in Microweber, published February 11, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 51.2%, the 98th percentile. Fixed in microweber/microweber 1.2.11.

References

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