CVE-2022-0557

highpriority · attend · 57EPSS 0.512 · 99 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

51.2% (99th) EPSS

CVSS 9 · high

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

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

cvss

Technical severity, 0–10. One row per scoring source.

9.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09highAV:N/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8 · impact 10

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:Nsecondary · ENISA EU

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:Nsecondary · security@huntr.devexploitability 1.7 · impact 5.8

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · OSV

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-78USprimaryCWE-78US

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-50768Microweber 1.2.11 - Remote Code Execution (RCE) (Authenticated)PoC · exploit_db

affected products (3)

Products and version ranges known to be affected.

microweber microweber/microweberunspecified → 1.2.11enisa_euvdEU
microweber microweber< 1.2.11nvdUScpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*
Packagist microweber/microweber< 1.2.11osvUSpkg:composer/microweber/microweber

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-vm37-j55j-8655OS Command Injection in Microweber2022-02-12ghsa · osvUS
Microweber is a content management system with drag and drop. Prior to version 1.2.11, Microweber is vulnerable to OS Command Injection.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2022-02-11modified 2026-06-17

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references (15)

External citations — patches, advisories, analysis.

scry

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