How severe is CVE-2000-0026?

CVE-2000-0026 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2000-0026 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0026?

CVE-2000-0026 primarily affects Windowmaker Wmmon. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-0026?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2000-0026 published?

CVE-2000-0026 was published on 1999-12-21 and last updated on 2026-06-16.

CVE-2000-0026

CVE-2000-0026 is a critical-severity vulnerability in Windowmaker Wmmon with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Windowmaker Wmmon
Published: 1999-12-21
Last modified: 2026-06-16

Description

Buffer overflow in UnixWare i2odialogd daemon allows remote attackers to gain root access via a long username/password authorization string.

Frequently asked questions

What is CVE-2000-0026?: Buffer overflow in UnixWare i2odialogd daemon allows remote attackers to gain root access via a long username/password authorization string.
How severe is CVE-2000-0026?: CVE-2000-0026 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2000-0026 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0026?: CVE-2000-0026 primarily affects Windowmaker Wmmon. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0026?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2000-0026 published?: CVE-2000-0026 was published on 1999-12-21 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:windowmaker:wmmon:1.0b2:*:*:*:*:*:*:*
cpe:2.3:o:sco:unixware:7.1:*:*:*:*:*:*:*

More vulnerabilities in Windowmaker Wmmon

CVE-2000-0018 — High (CVSS 7.2): wmmon in FreeBSD allows local users to gain privileges via the .wmmonrc configuration file.

All CVEs affecting Windowmaker Wmmon →