CVE-2025-55213CWE-863

OpenFGA Authorization Bypass (Check)

Medium · published August 18, 2025

CVSS v4.0
5.8
EPSS
0%
Percentile
24.2
In the wild
Unconfirmed
What it is

⚠️ A sneaky policy enforcement flaw in OpenFGA could allow unauthorized actions under the radar! 🌪️ Think of it like a restaurant where the chef accidentally serves dishes without checking the orders — if no one verifies, guests could end up with meals they didn’t pay for! 🍽️ This vulnerability could allow unauthorized users to gain access to certain resources, potentially altering permissions or viewing sensitive information. Fortunately, this flaw requires specific conditions to exploit, so while it's concerning, it’s not the end of the world just yet.

Put simply

Think of it like a restaurant where the chef accidentally serves dishes without checking the orders — if no one verifies, guests could end up with meals they didn’t pay for! 🍽️ The issue arises during certain Check and ListObject calls, where OpenFGA improperly enforces policies, leading to possible unauthorized access to sensitive operations.

What to do

This vulnerability could allow unauthorized users to gain access to certain resources, potentially altering permissions or viewing sensitive information. Fortunately, this flaw requires specific conditions to exploit, so while it's concerning, it’s not the end of the world just yet. Upgrade OpenFGA to version 1.9.5 immediately to close this gap. Additionally, review your authorization policies to ensure no unintended access has been granted during the vulnerable versions. You've got this! Stay vigilant and ensure your systems are protected! 🛡️

The record
Technical detail
CVSS v4.0
5.8 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
EPSS
0.00324 · 24.2th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2025-08-18T19:23Z
EPSS history
Timeline
  • 18 AUG 19:23Z
    OpenFGA Authorization Bypass (Check)
    cvelistv5