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Fencer Vulns
high 8.3

CVE-2026-71242 json

Crater - Cross-Company IDOR on Notes via Missing Company-Ownership Check in NotePolicy

published 2026-08-05 3 mo ago modified 2026-10-24 16 d ago also EUVD-2026-53315

cvss
8.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 31%
public exploits
0
none known

Summary

Crater's NotePolicy checks only a blanket Bouncer ability (manage-all-notes / view-all-notes) with no company-ownership comparison, unlike InvoicePolicy and other sibling policies which additionally verify ->hasCompany(->company_id). Any authenticated user of one company can read, edit, or delete another company's notes by ID.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
3 mo ago

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Affected products

  • crater-invoice crater

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key

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.