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TI-2023-01763 Aliases CVE-2023-1877GHSA-582p-2fpg-x226

Command Injection in microweber/microweber

Priority HIGH 76CWE-77Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-77.

Summary

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

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01799 78th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed microweber/microweber (microweber): 1.3.3microweber/microweber (Packagist): 1.3.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
microwebermicroweber/microweberbefore 1.3.31.3.3Patch availableCNA
—microweber/microweber (Packagist)before 1.3.31.3.3Patch availableGHSA-582p-2fpg-x226
  • microweber/microweber Vendormicroweber Affected before 1.3.3 Fixed in 1.3.3 Patch available CNA
  • microweber/microweber (Packagist) Vendor— Affected before 1.3.3 Fixed in 1.3.3 Patch available GHSA-582p-2fpg-x226

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*before 1.3.3Vulnerablemicroweber
  • cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:* Versions before 1.3.3 Vulnerable ·microweber

Remediation

  • Fix · CNA microweber/microweber (microweber) Fixed in 1.3.3
  • Fix · GHSA-582p-2fpg-x226 microweber/microweber (Packagist) Fixed in 1.3.3 Advisory →

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    microweber/microweber 1.3.3

    2 records Highest priority Priority HIGH 1 HIGH, 1 MEDIUM

    Other records, highest priority first

    • TI-2023-01767 Cross-site Scripting (XSS) - Stored in microweber/microweberPriority MEDIUM 60
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-1877
  2. 2026-10-03 Alias added: GHSA-582p-2fpg-x226

References

Exploit 1

Patch 1

Advisory 1

Other 1

  • TI-2023-02100 Improper Privilege Management in microweber/microweber CVSS 3.1HIGH 8.8
  • TI-2022-14518 Microweber v1.2.15 was discovered to allow attackers to perform an account takeover via a host header injection attack. CVSS 3.1HIGH 8.8
  • TI-2023-04891 Use of Hard-coded Credentials in microweber/microweber CVSS 3.1HIGH 7.5
  • TI-2025-37870 Microweber CMS 2.0 has Weak Password Requirements. CVSS 3.1HIGH 8.3
  • TI-2022-04247 Cross-site Scripting (XSS) - Stored in microweber/microweber CVSS 3.1MEDIUM 6.1
  • TI-2022-04220 Cross-site Scripting (XSS) - Reflected in microweber/microweber CVSS 3.1MEDIUM 6.1
See all 113 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences