CVE-2022-25356Alt-N MDaemon Security Gateway through 8.5.0 allows SecurityGateway.dll?view=login XML Injection.
- 5.3MediumCVSS base score
- 5.7%Exploitation in 30 daysEPSS · top 6.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Alt-N MDaemon Security Gateway through 8.5.0 allows SecurityGateway.dll?view=login XML Injection.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Nuclei template for it. A reference of the record is tagged as an exploit. CISA's SSVC rates its exploitation: a proof of concept is public.
Show the exploits2
Nuclei templates1 template
- Alt-n/MDaemon Security Gateway <=8.5.0 - XML Injection (Nuclei template) (opens in a new tab)
http/cves/2022/CVE-2022-25356.yamlSeverity medium
References tagged exploit1 reference
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 46 days later
· 46 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 5.7% · top 6.8% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
n/a
- affected n/a
References
References4
- https://www.swascan.com/security-blog/ (opens in a new tab)x_refsource_MISCx_transferred
- https://www.altn.com/Products/SecurityGateway-Email-Firewall/ (opens in a new tab)x_refsource_MISCx_transferred
- https://www.swascan.com/security-advisory-alt-n-security-gateway/ (opens in a new tab)x_refsource_MISCx_transferred
- https://www.tinextacyber.com/security-advisory-alt-n-security-gataway-cve-2022-25356/ (opens in a new tab)exploit
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-30027 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-25356)Record last updated .