CVE-2006-4956
Cross-site scripting (XSS) vulnerability in the updateuser servlet in Neon WebMail for Java before 5.08 allows remote attackers to inject…
- 6.8MediumCVSS base score
- 4.8%Exploitation in 30 daysEPSS · top 7.9% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Cross-site scripting (XSS) vulnerability in the updateuser servlet in Neon WebMail for Java before 5.08 allows remote attackers to inject arbitrary web script or HTML via the in_name parameter, as used by the Name field.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- NeoSys Neon Webmail for Java 5.06/5.07 - 'updateuser?in_name' Servlet Cross-Site Scripting (Exploit-DB entry) (opens in a new tab)
EDB-ID 28610webapps, jsppublished 20 Sept 2006Verified
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
- 1 day later
· 1 day later
Published
- 18 years later
· 18 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 |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 4.8% · top 7.9% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Affected products
n/a
- affected n/a
References
4
- 20109 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://vuln.sg/neonmail506-en.html (opens in a new tab)x_refsource_MISCx_transferred
- 22029 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- neonwebmail-username-xss(29091) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
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-2006-4942 (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-2006-4956)Record last updated .