GFI MailEssentials AI up to 22.3 Email Exceptions Interface SenderPolicyFramework.aspx ctl00$ContentPlaceHolder1$pv4$txtEmailDescription cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in GFI MailEssentials AI up to 22.3. This vulnerability affects unknown code of the file /MailEssentials/pages/MailSecurity/SenderPolicyFramework.aspx of the component Email Exceptions Interface. This manipulation of the argument ctl00$ContentPlaceHolder1$pv4$txtEmailDescription causes cross site scripting. This vulnerability is tracked as CVE-2026-23615. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in GFI MailEssentials AI up to 22.3. Affected by this vulnerability is an unknown code of the file /MailEssentials/pages/MailSecurity/SenderPolicyFramework.aspx of the component Email Exceptions Interface. The manipulation of the argument ctl00$ContentPlaceHolder1$pv4$txtEmailDescription with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Sender Policy Framework Email Exceptions interface. An authenticated user can supply HTML/JavaScript in the ctl00$ContentPlaceHolder1$pv4$txtEmailDescription parameter to /MailEssentials/pages/MailSecurity/SenderPolicyFramework.aspx, which is stored and later rendered in the management interface, allowing script execution in the context of a logged-in user.

The weakness was disclosed by Alex Williams. It is possible to read the advisory at gfi.ai. This vulnerability is known as CVE-2026-23615 since 01/14/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

By approaching the search of inurl:MailEssentials/pages/MailSecurity/SenderPolicyFramework.aspx it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 22.4 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

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: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.4
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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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
Google Hack: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: MailEssentials AI 22.4

Timelineinfo

01/14/2026 CVE reserved
02/19/2026 +36 days Advisory disclosed
02/19/2026 +0 days VulDB entry created
02/19/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: gfi.ai
Researcher: Alex Williams
Status: Confirmed

CVE: CVE-2026-23615 (🔒)
GCVE (CVE): GCVE-0-2026-23615
GCVE (VulDB): GCVE-100-346987

Entryinfo

Created: 02/19/2026 21:53
Changes: 02/19/2026 21:53 (80)
Complete: 🔍
Cache ID: 216::103

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