Medium severity · published Mar 24, 2025
CVE-2024-9103
Persistent XSS in blocked messages
6.1
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Email Security · Forcepoint
through 8.5.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-9103
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-9103
support.forcepoint.com
https://support.forcepoint.com/s/article/Security-Advisory-Email-Security-Gateway-Persistent-XSS-in-Blocked-Messages
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