CVE-2026-23615
Stored XSS in GFI MailEssentials SPF Email Exceptions Interface
Publication date: 2026-02-19
Last updated on: 2026-02-20
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| gfi | mailessentials | to 22.4 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a stored cross-site scripting (XSS) issue found in GFI MailEssentials AI versions prior to 22.4. It exists in the Sender Policy Framework Email Exceptions interface. An authenticated user can input malicious HTML or JavaScript code into a specific parameter, which is then stored and later displayed in the management interface. This allows the malicious script to execute in the context of a logged-in user.
How can this vulnerability impact me? :
The impact of this vulnerability is that an attacker who is authenticated can execute arbitrary scripts within the management interface of GFI MailEssentials AI. This could lead to unauthorized actions being performed on behalf of the logged-in user, potentially compromising the security of the system or exposing sensitive information.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know