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Fencer Vulns
medium 6.1

CVE-2020-24550 json

An Open Redirect vulnerability in EpiServer Find before 13.2.7 allows an attacker to redirect users to untrusted websites via the _t_redire…

published 2021-03-31 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-17270

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.7%
EPSS 4.7% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known, plus a Nuclei check

Summary

An Open Redirect vulnerability in EpiServer Find before 13.2.7 allows an attacker to redirect users to untrusted websites via the _t_redirect parameter in a crafted URL, such as a /find_v2/_click URL.

Patch / fix

  • episerver find 13.2.7

Exploit prediction

4.72% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template EpiServer Find <13.2.7 - Open Redirect nuclei detection template
  • labs.nettitude.com https://labs.nettitude.com/blog/cve-2020-24550-open-redirect-in-episerver-find/ 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 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site

References

Sources

Fencer Vulns 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.