7.1
HIGH CVSS 3.1
CVE-2026-40987
Remote-file synchronizer in Spring Integration writes server-supplied filename under localDirectory without canonicalization
Description

A malicious or compromised FTP/SFTP/SMB server can write arbitrary files anywhere on the client filesystem (outside the configured local-directory) with attacker-controlled content. Affected versions: Spring Integration 7.0.0 through 7.0.4; 6.5.0 through 6.5.8; 6.4.0 through 6.4.11; 6.3.0 through 6.3.14; 5.5.0 through 5.5.20.

INFO

Published Date :

June 11, 2026, 7:16 a.m.

Last Modified :

June 11, 2026, 7:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-40987 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH dcf2e128-44bd-42ed-91e8-88f912c1401d
CVSS 3.1 HIGH [email protected]
Solution
Update Spring Integration to a patched version to prevent arbitrary file writes.
  • Update Spring Integration to a non-vulnerable version.
  • Apply vendor patches for affected releases.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-40987.

URL Resource
https://spring.io/security/cve-2026-40987
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-40987 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-40987 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-40987 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jun. 11, 2026

    Action Type Old Value New Value
    Added Description A malicious or compromised FTP/SFTP/SMB server can write arbitrary files anywhere on the client filesystem (outside the configured local-directory) with attacker-controlled content. Affected versions: Spring Integration 7.0.0 through 7.0.4; 6.5.0 through 6.5.8; 6.4.0 through 6.4.11; 6.3.0 through 6.3.14; 5.5.0 through 5.5.20.
    Added CVSS V3.1 AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:L
    Added CWE CWE-22
    Added Reference https://spring.io/security/cve-2026-40987
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.