4.2
MEDIUM
CVE-2025-46336
Rack::Session Pool Session Restoration Vulnerability
Description

Rack::Session is a session management implementation for Rack. In versions starting from 2.0.0 to before 2.1.1, when using the Rack::Session::Pool middleware, and provided the attacker can acquire a session cookie (already a major issue), the session may be restored if the attacker can trigger a long running request (within that same session) adjacent to the user logging out, in order to retain illicit access even after a user has attempted to logout. This issue has been patched in version 2.1.1.

INFO

Published Date :

May 8, 2025, 8:15 p.m.

Last Modified :

May 8, 2025, 8:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.5

Exploitability Score :

1.6
Affected Products

The following products are affected by CVE-2025-46336 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

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-2025-46336.

URL Resource
https://github.com/rack/rack-session/commit/c28c4a8c1861d814e09f2ae48264ac4c40be2d3b
https://github.com/rack/rack-session/security/advisories/GHSA-9j94-67jr-4cqj
https://github.com/rack/rack/security/advisories/GHSA-vpfw-47h7-xj4g

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-2025-46336 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-46336 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]

    May. 08, 2025

    Action Type Old Value New Value
    Added Description Rack::Session is a session management implementation for Rack. In versions starting from 2.0.0 to before 2.1.1, when using the Rack::Session::Pool middleware, and provided the attacker can acquire a session cookie (already a major issue), the session may be restored if the attacker can trigger a long running request (within that same session) adjacent to the user logging out, in order to retain illicit access even after a user has attempted to logout. This issue has been patched in version 2.1.1.
    Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
    Added CWE CWE-362
    Added CWE CWE-613
    Added CWE CWE-367
    Added Reference https://github.com/rack/rack/security/advisories/GHSA-vpfw-47h7-xj4g
    Added Reference https://github.com/rack/rack-session/commit/c28c4a8c1861d814e09f2ae48264ac4c40be2d3b
    Added Reference https://github.com/rack/rack-session/security/advisories/GHSA-9j94-67jr-4cqj
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-46336 is associated with the following CWEs:

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: May. 09, 2025 14:03