How severe is CVE-1999-1016?

CVE-1999-1016 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-1999-1016 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-1999-1016?

CVE-1999-1016 primarily affects Microsoft Frontpage. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-1016?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-1999-1016 published?

CVE-1999-1016 was published on 1999-08-27 and last updated on 2026-06-16.

CVE-1999-1016

CVE-1999-1016 is a medium-severity vulnerability in Microsoft Frontpage with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Frontpage
Published: 1999-08-27
Last modified: 2026-06-16

Description

Microsoft HTML control as used in (1) Internet Explorer 5.0, (2) FrontPage Express, (3) Outlook Express 5, and (4) Eudora, and possibly others, allows remote malicious web site or HTML emails to cause a denial of service (100% CPU consumption) via large HTML form fields such as text inputs in a table cell.

Frequently asked questions

What is CVE-1999-1016?: Microsoft HTML control as used in (1) Internet Explorer 5.0, (2) FrontPage Express, (3) Outlook Express 5, and (4) Eudora, and possibly others, allows remote malicious web site or HTML emails to cause a denial of service (100% CPU consumption) via large HTML form fields such as text inputs in a table cell.
How severe is CVE-1999-1016?: CVE-1999-1016 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-1016 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-1999-1016?: CVE-1999-1016 primarily affects Microsoft Frontpage. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1016?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-1016 published?: CVE-1999-1016 was published on 1999-08-27 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:microsoft:frontpage:*:*:express:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:5.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:outlook_express:5.0:*:*:*:*:*:*:*
cpe:2.3:a:qualcomm:eudora:*:*:*:*:*:*:*:*

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