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Fencer Intel
medium 5.8

CVE-2011-5252 json

Open redirect vulnerability in Users/Account/LogOff in Orchard 1.0.x before 1.0.21, 1.1.x before 1.1.31, 1.2.x before 1.2.42, and 1.3.x bef…

published 2013-01-12 13 y ago modified 2026-06-16 4 mo ago also EUVD-2011-5151

cvss
5.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
11.9%
EPSS 11.9% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

Open redirect vulnerability in Users/Account/LogOff in Orchard 1.0.x before 1.0.21, 1.1.x before 1.1.31, 1.2.x before 1.2.42, and 1.3.x before 1.3.10 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the ReturnUrl parameter.

Timeline

  1. First public exploit (EDB-36493)
  2. Published

Exploit prediction

11.93% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-36493 Orchard 1.3.9 - 'ReturnUrl' Open Redirection webapps, 2012-01-04
  • Nuclei template Orchard 'ReturnUrl' Parameter URI - Open Redirect nuclei detection template
  • mavitunasecurity.com http://www.mavitunasecurity.com/open-redirection-vulnerability-in-orchard/ referenced PoC, tagged "exploit" by a source, unverified
  • archives.neohapsis.com http://archives.neohapsis.com/archives/bugtraq/2012-01/0023.html referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/51260 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation

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.