CVE-2006-4954

CVE-2006-4954 is a high-severity vulnerability in Neosys Neon Webmail with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The updateuser servlet in Neon WebMail for Java before 5.08 does not validate the in_id parameter, which allows remote attackers to modify information of arbitrary users, as demonstrated by modifying (1) passwords and (2) permissions, (3) viewing profile settings, and (4) creating and (5) deleting users.

Frequently asked questions

What is CVE-2006-4954?
The updateuser servlet in Neon WebMail for Java before 5.08 does not validate the in_id parameter, which allows remote attackers to modify information of arbitrary users, as demonstrated by modifying (1) passwords and (2) permissions, (3) viewing profile settings, and (4) creating and (5) deleting users.
How severe is CVE-2006-4954?
CVE-2006-4954 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-4954 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4954?
CVE-2006-4954 primarily affects Neosys Neon Webmail. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4954?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-4954 published?
CVE-2006-4954 was published on 2006-09-23 and last updated on 2026-06-16.

References

Affected products (2)

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