VDB-316953 · CVE-2025-54310 · EUVD-2025-21920

qBittorrent up to 5.1.1 Link URL rsswidget.cpp resource transfer

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.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in qBittorrent up to 5.1.1. It has been rated as problematic. Affected is an unknown function of the file rsswidget.cpp of the component Link URL Handler. Performing a manipulation results in resource transfer. This vulnerability was named CVE-2025-54310. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in qBittorrent up to 5.1.1. This affects an unknown function of the file rsswidget.cpp of the component Link URL Handler. The manipulation with an unknown input leads to a resource transfer vulnerability. CWE is classifying the issue as CWE-669. The product does not properly transfer a resource/behavior to another sphere, or improperly imports a resource/behavior from another sphere, in a manner that provides unintended control over that resource. This is going to have an impact on confidentiality. The summary by CVE is:

qBittorrent before 5.1.2 does not prevent access to a local file that is referenced in a link URL. This affects rsswidget.cpp and searchjobwidget.cpp.

The advisory is shared at qbittorrent.org. This vulnerability is uniquely identified as CVE-2025-54310 since 07/18/2025. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

Upgrading to version 5.1.2 eliminates this vulnerability. Applying the patch 6ad073e0bc26c1f9d3530490ece611b49f5bfcab is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-21920). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Peer-to-Peer Software

Name

qBittorrent

Version

License

open-source

Website

Product: https://github.com/qbittorrent/qBittorrent/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔒

CNA Base Score: 4.0
CNA Vector (MITRE): 🔒

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource transfer
CWE: CWE-669
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: qBittorrent 5.1.2
Patch: 6ad073e0bc26c1f9d3530490ece611b49f5bfcab

Timelineinfo

07/18/2025 CVE reserved
07/19/2025 +1 days Advisory disclosed
07/19/2025 +0 days VulDB entry created
10/09/2025 +82 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: qbittorrent.org
Status: Confirmed

CVE: CVE-2025-54310 (🔒)
GCVE (CVE): GCVE-0-2025-54310
GCVE (VulDB): GCVE-100-316953
EUVD: 🔒

Entryinfo

Created: 07/19/2025 05:48
Updated: 10/09/2025 19:23
Changes: 07/19/2025 05:48 (66), 07/19/2025 17:59 (1), 10/09/2025 19:23 (12)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.