Subrion CMS 4.2.1 SQL Query Feature authorization bypass through user-controlled sql primary key

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.6	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Subrion CMS 4.2.1 and classified as critical. The affected element is an unknown function of the component SQL Query Feature. This manipulation causes privilege escalation. This vulnerability is registered as CVE-2025-56556. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in Subrion CMS 4.2.1 and classified as critical. Affected by this vulnerability is an unknown part of the component SQL Query Feature. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-566. The product uses a database table that includes records that should not be accessible to an actor, but it executes a SQL statement with a primary key that can be controlled by that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in Subrion CMS 4.2.1, allowing authenticated adminitrators or moderators with access to the built-in Run SQL Query feature under the SQL Tool admin panel - to gain escalated privileges in the context of the SQL query tool.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-56556 since 08/17/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation requires an enhanced level of successful authentication. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-28990). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Content Management System

Vendor

Subrion

Name

Version

4.2.1

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.7
VulDB Temp Score: 4.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization bypass through user-controlled sql primary key
CWE: CWE-566 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/17/2025 CVE reserved
09/12/2025 +26 days Advisory disclosed
09/12/2025 +0 days VulDB entry created
11/27/2025 +76 days VulDB entry last update

Sourcesinfo

Advisory: 913
Status: Not defined

CVE: CVE-2025-56556 (🔒)
GCVE (CVE): GCVE-0-2025-56556
GCVE (VulDB): GCVE-100-323725
EUVD: 🔒

Entryinfo

Created: 09/12/2025 07:52
Updated: 11/27/2025 10:08
Changes: 09/12/2025 07:52 (54), 09/12/2025 08:32 (1), 11/27/2025 10:08 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.