How severe is CVE-2010-2088?

CVE-2010-2088 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2010-2088 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2088?

CVE-2010-2088 affects Microsoft Asp.net. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-2088?

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

When was CVE-2010-2088 published?

CVE-2010-2088 was published on 2010-05-27 and last updated on 2026-06-16.

CVE-2010-2088

CVE-2010-2088 is a medium-severity vulnerability in Microsoft Asp.net with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Microsoft Asp.net
Published: 2010-05-27
Last modified: 2026-06-16

Description

ASP.NET in Microsoft .NET 3.5 does not properly handle an unencrypted view state, which allows remote attackers to conduct cross-site scripting (XSS) attacks against the form control via the __VIEWSTATE parameter.

Frequently asked questions

What is CVE-2010-2088?: ASP.NET in Microsoft .NET 3.5 does not properly handle an unencrypted view state, which allows remote attackers to conduct cross-site scripting (XSS) attacks against the form control via the __VIEWSTATE parameter.
How severe is CVE-2010-2088?: CVE-2010-2088 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2010-2088 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2088?: CVE-2010-2088 affects Microsoft Asp.net. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-2088?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-2088 published?: CVE-2010-2088 was published on 2010-05-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:asp.net:3.5:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Asp.net

CVE-2004-0847 — Critical (CVSS 9.8): The Microsoft .NET forms authentication capability for ASP.NET allows remote attackers to bypass authentication for…
CVE-2006-1364 — High (CVSS 7.5): Microsoft w3wp (aka w3wp.exe) does not properly handle when the AspCompat directive is not used when referencing COM…
CVE-2003-0768 — Medium (CVSS 6.8): Microsoft ASP.Net 1.1 allows remote attackers to bypass the Cross-Site Scripting (XSS) and Script Injection protection…
CVE-2005-1664 — Medium (CVSS 6.4): The __VIEWSTATE functionality in Microsoft ASP.NET 1.x allows remote attackers to conduct replay attacks to (1) apply a…
CVE-2005-2224 — Medium (CVSS 5.0): aspnet_wp.exe in Microsoft ASP.NET web services allows remote attackers to cause a denial of service (CPU consumption…
CVE-2005-1665 — Medium (CVSS 5.0): The __VIEWSTATE functionality in Microsoft ASP.NET 1.x, when not cryptographically signed, allows remote attackers to…

All CVEs affecting Microsoft Asp.net →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →