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Fencer Intel
critical 9.3

CVE-2026-15958 json

Easy Dropbox Integration < 2.2.0 - Unauthenticated Arbitrary Connected Dropbox File Access and Upload via nopriv AJAX

published 3mo ago modified 2mo ago also EUVD-2026-52590

cvss
9.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

The Easy Integration for Dropbox WordPress plugin before 2.2.0 does not perform authorization checks on several of its file-management AJAX actions that it also registers for unauthenticated users, allowing an unauthenticated attacker to list, download and upload arbitrary files across the connected Dropbox account and to read the connected account and administrator email addresses.

Patch / fix

  • Unknown Easy Integration for Dropbox 2.2.0

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
3mo ago

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/e424157e-b79f-4000-8dcc-51413581fdec/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
CNA 3.1 9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N

Affected products

  • Unknown Easy Integration for Dropbox

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel 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.