How severe is CVE-1999-0126?

CVE-1999-0126 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-1999-0126 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0126?

CVE-1999-0126 affects Xfree86 Project Xfree86. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-0126?

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-1999-0126 published?

CVE-1999-0126 was published on 1998-05-03 and last updated on 2026-06-16.

CVE-1999-0126

CVE-1999-0126 is a high-severity vulnerability in Xfree86 Project Xfree86 with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Xfree86 Project Xfree86
Published: 1998-05-03
Last modified: 2026-06-16

Description

SGI IRIX buffer overflow in xterm and Xaw allows root access.

Frequently asked questions

What is CVE-1999-0126?: SGI IRIX buffer overflow in xterm and Xaw allows root access.
How severe is CVE-1999-0126?: CVE-1999-0126 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-1999-0126 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0126?: CVE-1999-0126 affects Xfree86 Project Xfree86. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-0126?: 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-1999-0126 published?: CVE-1999-0126 was published on 1998-05-03 and last updated on 2026-06-16.

References

http://www.ciac.org/ciac/bulletins/j-010.shtml

Affected products (1)

cpe:2.3:a:xfree86_project:xfree86:*:*:*:*:*:*:*:*

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