CVE-2025-64404CWE-862broken-access-control

CVE-2025-64404

High · published November 12, 2025

CVSS v3.1
7.5
EPSS
1%
Percentile
69.2
In the wild
Unconfirmed
What it is

🚨 A crafty OpenOffice document could open the door to external files without asking! Think of it like a restaurant menu with hidden options — you order a dish, and suddenly, your server brings out surprise side dishes that you never asked for. In this case, the documents can load external content without any consent from you, just like that unexpected appetizer! This could lead to potentially sensitive data being pulled in without your knowledge — imagine a sneaky file revealing your confidential information or system secrets right before your eyes. An attacker could exploit this to access and potentially leak information stored in those linked files, which could be absolutely devastating!

Put simply

Think of it like a restaurant menu with hidden options — you order a dish, and suddenly, your server brings out surprise side dishes that you never asked for. In this case, the documents can load external content without any consent from you, just like that unexpected appetizer! This vulnerability arises from a missing authorization check in Apache OpenOffice, allowing crafted documents to automatically load external files, including background or bullet images, without user consent.

What to do

This could lead to potentially sensitive data being pulled in without your knowledge — imagine a sneaky file revealing your confidential information or system secrets right before your eyes. An attacker could exploit this to access and potentially leak information stored in those linked files, which could be absolutely devastating! Upgrade your Apache OpenOffice to version 4.1.16 immediately to patch this vulnerability. It’s also wise to audit your documents and implement secure practices when opening external files. Don’t forget to educate your team on the risks associated with untrusted documents! You've got this! Follow these steps and tighten up your security — your OpenOffice is in good hands! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.01252 · 69.2th percentile
Weakness
CWE-862 · Missing Authorization
Published
2025-11-12T14:15Z
Affected products (1)
ProductVersionsFixed in
apache/openoffice< 4.1.164.1.16
References (3)
EPSS history
Timeline
  • 12 NOV 09:08Z
    Apache OpenOffice: Remote documents loaded without prompt via background and bullet images
    cvelistv5