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Vulnerability record · CVE-2022-25356 · published 5 April 2022

CVE-2022-25356: Altn securitygateway xml injection vulnerability

Altn · Securitygateway

Alt-N MDaemon Security Gateway through 8.5.0 allows SecurityGateway.dll?view=login XML Injection.

5.3 CVSS 3.1 Medium EPSS 5.7% · top 7.2% CWE-91 · XML injection
5.3CVSS 3.1 base score, v2 5.0
5.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
7References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Alt-N MDaemon Security Gateway through 8.5.0 allows SecurityGateway.dll?view=login XML Injection.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.altn.com/Products/SecurityGateway-Email-Firewall/ Product
https://www.swascan.com/security-advisory-alt-n-security-gateway/ ExploitPatchThird Party Advisory
https://www.swascan.com/security-blog/ Product
https://www.altn.com/Products/SecurityGateway-Email-Firewall/ Product
https://www.swascan.com/security-advisory-alt-n-security-gateway/ ExploitPatchThird Party Advisory
https://www.swascan.com/security-blog/ Product
https://www.tinextacyber.com/security-advisory-alt-n-security-gataway-cve-2022-25356/

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2022-25356), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.