CVE-2011-1992

CVE-2011-1992 is a medium-severity vulnerability in Microsoft Internet Explorer with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 20% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Description

The XSS Filter in Microsoft Internet Explorer 8 allows remote attackers to read content from a different (1) domain or (2) zone via a "trial and error" attack, aka "XSS Filter Information Disclosure Vulnerability."

Frequently asked questions

What is CVE-2011-1992?
The XSS Filter in Microsoft Internet Explorer 8 allows remote attackers to read content from a different (1) domain or (2) zone via a "trial and error" attack, aka "XSS Filter Information Disclosure Vulnerability."
How severe is CVE-2011-1992?
CVE-2011-1992 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-1992 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1992?
CVE-2011-1992 affects Microsoft Internet Explorer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1992?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1992 published?
CVE-2011-1992 was published on 2011-12-14 and last updated on 2026-06-16.

References

Affected products (1)

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