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Fencer Vulns
medium 5.9

CVE-2023-6566 json

Business Logic Errors in microweber/microweber

published 2023-12-07 2 y ago modified 2026-06-17 4 mo ago also GHSA-3rpx-pgmf-j96h , EUVD-2023-3087

cvss
5.9
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

Business Logic Errors in GitHub repository microweber/microweber prior to 2.0.

Patch / fix

  • packagist microweber/microweber 2.0.0
  • microweber microweber/microweber 2.0

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.com https://huntr.com/bounties/cf4b68b5-8d97-4d05-9cde-e76b1a414fd6 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 5.9 CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:H/A:L
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
GitHub 3.0 5.9 CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:H/A:L

Affected packages

ecosystem package affected fixed in
packagist microweber/microweber
<2.0.0
2.0.0

Affected products

  • microweber microweber/microweber

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.