Hallo Welt BlueSpice up to 5.1.1 cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Hallo Welt BlueSpice up to 5.1.1. It has been rated as problematic. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in cross site scripting. This vulnerability is reported as CVE-2025-46703. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as problematic has been found in Hallo Welt BlueSpice up to 5.1.1. This affects an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

Improper Encoding or Escaping of Output vulnerability in Hallo Welt! GmbH BlueSpice (Extension:AtMentions) allows Cross-Site Scripting (XSS). This issue affects BlueSpice: from 5 through 5.1.1.

The advisory is shared at en.wiki.bluespice.com. This vulnerability is uniquely identified as CVE-2025-46703 since 09/18/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

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

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

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.4
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/18/2025 CVE reserved
09/19/2025 +1 days Advisory disclosed
09/19/2025 +0 days VulDB entry created
09/23/2025 +4 days VulDB entry last update

Sourcesinfo

Advisory: en.wiki.bluespice.com
Status: Confirmed

CVE: CVE-2025-46703 (🔒)
GCVE (CVE): GCVE-0-2025-46703
GCVE (VulDB): GCVE-100-325017

Entryinfo

Created: 09/19/2025 15:55
Updated: 09/23/2025 06:16
Changes: 09/19/2025 15:55 (63), 09/23/2025 06:16 (11)
Complete: 🔍
Cache ID: 216::103

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

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