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CVE-2025-22244VMware NSX contains a stored Cross-Site Scripting (XSS) vulnerability in the gateway firewall due to improper input validation.
- 6.9MediumCVSS base score
- 0.32%Exploitation in 30 daysEPSS · top 75% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
VMware NSX contains a stored Cross-Site Scripting (XSS) vulnerability in the gateway firewall due to improper input validation.
Timeline
ID reserved
By vmware
- 5 months later
· 5 months later
Published
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 |
|---|---|---|---|
| vmwareCNA (assigner) | 3.1 | Medium6.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:H/A:N |
| NVDNVD · Analyzed | 3.1 | Medium6.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.32% · top 75% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.9.
Affected products
- affected VMware NSX 4.0.x, VMware NSX 4.1.x, VMware NSX 4.2.x
References
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-2025-16909 (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-2025-22244)Record last updated .