CVE-2005-0452

CVE-2005-0452 is a medium-severity vulnerability in Microsoft Asp.net with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 23% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Multiple cross-site scripting (XSS) vulnerabilities in Microsoft ASP.NET (.Net) 1.0 and 1.1 to SP1 allow remote attackers to inject arbitrary HTML or web script via Unicode representations for ASCII fullwidth characters that are converted to normal ASCII characters, including ">" and "<".

Frequently asked questions

What is CVE-2005-0452?
Multiple cross-site scripting (XSS) vulnerabilities in Microsoft ASP.NET (.Net) 1.0 and 1.1 to SP1 allow remote attackers to inject arbitrary HTML or web script via Unicode representations for ASCII fullwidth characters that are converted to normal ASCII characters, including ">" and "<".
How severe is CVE-2005-0452?
CVE-2005-0452 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2005-0452 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0452?
CVE-2005-0452 primarily affects Microsoft Asp.net. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-0452?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-0452 published?
CVE-2005-0452 was published on 2005-02-16 and last updated on 2026-06-16.

References

Affected products (5)

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