Dashboard / CVE-2026-65885

CVE-2026-65885

CRITICAL
INFO Priority: 0.05 BB Relevance: 64/100
Published: 2026-07-29 Modified: 2026-10-23 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: High
UI: None
S: X
AT: None
VC: High
VI: High
VA: High

Description

Joomla Extension - balbooa.com - Authenticated arbitrary file upload in Gridbox < 2.20.2 - File upload methods allows authenticated attackers to upload arbitrary files. Turns into an authenticated RCE if combined with CVE-2026-65884 as the required account can be created by the attacker.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
balbooa gridbox < 2.20.2

References & Advisories (2)

Bug Bounty Relevance

64 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

9.4 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:Red

EPSS — Exploitation Probability

0.52%
Raw Score 0.005210
Percentile 44.2%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00521
2026-10-28
0.00521

Intelligence Sources

nvd ref →

External Links