CVE-2011-1976

Report Viewer vulnerability

CVSS

4.3

EPSS

20.8%

EPSS pct

97th

Exploited

No known

Cross-site scripting (XSS) vulnerability in the Report Viewer Control in Microsoft Visual Studio 2005 SP1 and Report Viewer 2005 SP1 allows remote attackers to inject arbitrary web script or HTML via a parameter in a data source, aka "Report Viewer Controls XSS Vulnerability."

Affected vendor

Microsoft

Affected product

Report Viewer

CVSS vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2011-08-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to partial impact to integrity.

Its EPSS score of 20.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2011-1976

Confirm whether Microsoft Report Viewer is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-1976.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-1976

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-1976 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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