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TI-2023-05507 Aliases CVE-2023-5976GHSA-q57g-38pc-jwv8

Improper Access Control in microweber/microweber

Priority MEDIUM 53CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-284.

Summary

Improper Access Control in GitHub repository microweber/microweber prior to 2.0.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00394 33rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed microweber/microweber (microweber): 2.0microweber/microweber (Packagist): 2.0.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

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 2.02.0Patch availableCNA
—microweber/microweber (Packagist)before 2.0.02.0.0Patch availableGHSA-q57g-38pc-jwv8
  • microweber/microweber Vendormicroweber Affected before 2.0 Fixed in 2.0 Patch available CNA
  • microweber/microweber (Packagist) Vendor— Affected before 2.0.0 Fixed in 2.0.0 Patch available GHSA-q57g-38pc-jwv8

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*before 2.0.0Vulnerablemicroweber
  • cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:* Versions before 2.0.0 Vulnerable ·microweber

Remediation

  • Fix · CNA microweber/microweber (microweber) Fixed in 2.0
  • Fix · GHSA-q57g-38pc-jwv8 microweber/microweber (Packagist) Fixed in 2.0.0 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5976
  2. 2026-10-03 Alias added: GHSA-q57g-38pc-jwv8

References

  • TI-2023-01763 Command Injection in microweber/microweber CVSS 3.1CRITICAL 9.8
  • 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
See all 113 →

Sources