CVE-2010-1991

Name: CVE-2010-1991
Creator: NVD / NIST
Published: 2010-05-20T17:30:01.647+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 10.54%

Last modified Jun 16, 2026

CVE-2010-1991 is a vulnerability of currently unknown severity. Microsoft Internet Explorer 6.0.2900.2180, 7, and 8.0.7600.16385 executes a mail application in situations where an IFRAME element has a mailto: URL in its SRC attribute, which allows remote attackers to cause a denial of service (excessive application launches) via an HTML document with many IFRAME elements.. EPSS estimates a 10.54% chance of exploitation in the next 30 days.

Description

Microsoft Internet Explorer 6.0.2900.2180, 7, and 8.0.7600.16385 executes a mail application in situations where an IFRAME element has a mailto: URL in its SRC attribute, which allows remote attackers to cause a denial of service (excessive application launches) via an HTML document with many IFRAME elements.

Metrics

EPSS Probability

10.54%

95.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Microsoft	Ie	8.0.7600.16385
Microsoft	Internet Explorer	6.0.2900.2180
Microsoft	Internet Explorer	7
Microsoft	Internet Explorer	7.0

References

Timeline

Published: May 20, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-1991?

How severe is CVE-2010-1991?

Severity scoring for CVE-2010-1991 is pending analysis. The EPSS model estimates a 10.54% probability of exploitation in the next 30 days.

How do I fix CVE-2010-1991?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2010-1991?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST