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CVE-2022-0557

64
FAUCET Score

CVE-2022-0557 is an OS Command Injection vulnerability affecting Microweber versions prior to 1.2.11. This flaw allows an authenticated attacker to execute arbitrary operating system commands. Rated with a CVSS score of 7.2 (High), it presents a significant risk due to its low attack complexity and high impact on confidentiality, integrity, and availability. While not currently listed on CISA's KEV catalog or observed in widespread active exploitation, a public exploit (EDB-50768) demonstrating authenticated Remote Code Execution is available, though it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.2.11CPE matchmatch criteria
cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.7
Impact Score
5.8
CvssVersion
3.0

Exploit Intelligence

EPSS Score
51.19%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-50768 · Feb 21, 2022
This CVE's current EPSS score of 0.5119 is in the 98th percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: microweber/microweberFixed in: 1.2.11
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-vm37-j55j-8655high

OS Command Injection in Microweber

Feb 12, 2022

References

packetstormsecurity.com / files/166077/Microweber-1.2.11-Shell-Upload.html
ExploitThird Party AdvisoryVDB Entry
github.com / microweber/microweber/commit/0a7e5f1d81de884861ca677ee1aaac31f188d632
PatchThird Party Advisory
huntr.dev / bounties/660c89af-2de5-41bc-aada-9e4e78142db8
ExploitPatchThird Party Advisory
exploit-db.com / exploits/50768
ExploitThird Party Advisory