VDB-300849 · CVE-2024-9103 · GCVE-0-2024-9103

Forcepoint Email Security up to 8.5.5 cross site scripting

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Forcepoint Email Security up to 8.5.5 and classified as problematic. Affected is an unknown function. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2024-9103. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Forcepoint Email Security up to 8.5.5. It has been classified as problematic. This affects an unknown part. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-83. The product does not neutralize or incorrectly neutralizes "javascript:" or other URIs from dangerous attributes within tags, such as onmouseover, onload, onerror, or style. This is going to have an impact on integrity. The summary by CVE is:

Improper Neutralization of Script in Attributes in a Web Page vulnerability in Forcepoint Email Security (Blocked Messages module) allows Stored XSS. This issue affects Email Security through 8.5.5.

The weakness was shared by Anis Messaoudi and Cpa Bank. The advisory is shared at support.forcepoint.com. This vulnerability is uniquely identified as CVE-2024-9103 since 09/23/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/24/2025). 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

Type

Anti-Malware Software

Vendor

Forcepoint

Name

Email Security

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (forcepoint): 🔍

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: Cross site scripting
CWE: CWE-83 / CWE-79 / CWE-94
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

09/23/2024 🔍
03/24/2025 +182 days 🔍
03/24/2025 +0 days 🔍
03/24/2025 +0 days 🔍

Sourcesinfo

Advisory: support.forcepoint.com
Researcher: Anis Messaoudi, Cpa Bank
Status: Confirmed

CVE: CVE-2024-9103 (🔍)
GCVE (CVE): GCVE-0-2024-9103
GCVE (VulDB): GCVE-100-300849

Entryinfo

Created: 03/24/2025 17:30
Changes: 03/24/2025 17:30 (62)
Complete: 🔍
Cache ID: 216::103