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Fencer Intel
medium 6.1

CVE-2020-24903 json

Cute Editor for ASP.NET 6.4 is vulnerable to reflected cross-site scripting (XSS) caused by improper validation of user supplied input.

published 5y ago modified 4mo ago also EUVD-2020-17611

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.0%
EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known, plus a Nuclei check

Summary

Cute Editor for ASP.NET 6.4 is vulnerable to reflected cross-site scripting (XSS) caused by improper validation of user supplied input. A remote attacker could exploit this vulnerability using a specially crafted URL to execute a script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

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Exploit prediction

2.96% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template Cute Editor for ASP.NET 6.4 - Cross-Site Scripting nuclei detection template
  • seclists.org https://seclists.org/bugtraq/2016/Mar/104 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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.