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Fencer Intel
medium 4.3

CVE-2015-6099 json

Cross-site scripting (XSS) vulnerability in ASP.NET in Microsoft .NET Framework 4, 4.5, 4.5.1, 4.5.2, and 4.6 allows remote attackers to in…

published 2015-11-11 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-6042

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
47.6%
EPSS 47.6% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability in ASP.NET in Microsoft .NET Framework 4, 4.5, 4.5.1, 4.5.2, and 4.6 allows remote attackers to inject arbitrary web script or HTML via a crafted value, aka ".NET Elevation of Privilege Vulnerability."

Exploit prediction

47.58% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.