CVE-2025-27528CWE-502

Apache InLong: JDBC Vulnerability for Invisible Character Bypass Leading to Arbitrary File Read

Critical · published May 28, 2025

CVSS v3.1
9.1
EPSS
1%
Percentile
52.0
In the wild
Unconfirmed
What it is

🚨 A sneaky deserialization flaw in Apache InLong could let attackers read any file they want — talk about an open invitation! 🔥 Imagine receiving a package that just needs a signature for delivery, but nobody checks the contents — that's how this vulnerability works. It’s like a restaurant that accepts any order without verifying the details, allowing for all sorts of unwanted dishes to be served! This vulnerability allows attackers to bypass security mechanisms in InLong JDBC, leading to unauthorized access to sensitive files. It could expose critical data, resulting in severe reputational damage and potential compliance fallout for businesses. The stakes are high with this one!

Put simply

Imagine receiving a package that just needs a signature for delivery, but nobody checks the contents — that's how this vulnerability works. It’s like a restaurant that accepts any order without verifying the details, allowing for all sorts of unwanted dishes to be served! The vulnerability stems from a deserialization of untrusted data, enabling attackers to manipulate serialized objects and trigger file reading operations within the application. This improper handling of data can lead to unauthorized file access, putting your system at risk.

What to do

This vulnerability allows attackers to bypass security mechanisms in InLong JDBC, leading to unauthorized access to sensitive files. It could expose critical data, resulting in severe reputational damage and potential compliance fallout for businesses. The stakes are high with this one! Upgrade your Apache InLong installation to version 2.2.0 immediately to close this critical hole. If you can’t upgrade right away, you can cherry-pick the fix from the patch linked here: https://github.com/apache/inlong/pull/11747. Don't leave this unchecked! You’ve got this! Patch up and secure your system today! 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00683 · 52.0th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-05-28T08:12Z
EPSS history
Timeline
  • 28 MAY 08:12Z
    Apache InLong: JDBC Vulnerability for Invisible Character Bypass Leading to Arbitrary File Read
    cvelistv5