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Servers and applications

CVE-2011-4958

Cross-site scripting (XSS) vulnerability in the process function in SSViewer.php in SilverStripe before 2.3.13 and 2.4.x before 2.4.6 allows remote attackers to inject arbitrary web script or HTML via the QUERY_STRING to template placeholders, as demonstrated by a request to (1) admin/reports/, (2) admin/comments/, (3) admin/, (4) admin/show/, (5) admin/assets/, and (6) admin/security/.

Severity
Medium 4.3
Published
8 Apr 2014
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
4.3% in the next 30 daysHigher than 91% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Cross-site scripting (CWE-79)
Attack
Over the network · No login needed
Attacker can
Change some data
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Silverstripe CMSServers and applications · cpe:a:silverstripe:silverstripe
  • Version 2.4.5
  • Version 2.4.4
  • Version 2.4.3
  • Version 2.4.2
All 24 release lines
  • Every version up to 2.3.12
  • Version 2.3.0-rc1
  • Version 2.3.0-rc2
  • Version 2.3.0-rc3
  • Version 2.3.0
  • Version 2.3.1-rc1
  • Version 2.3.1-rc2
  • Version 2.3.1
  • Version 2.3.2
  • Version 2.3.3
  • Version 2.3.4
  • Version 2.3.5
  • Version 2.3.6
  • Version 2.3.7
  • Version 2.3.8
  • Version 2.3.9
  • Version 2.3.10
  • Version 2.3.11
  • Version 2.4.0
  • Version 2.4.1
  • Version 2.4.2
  • Version 2.4.3
  • Version 2.4.4
  • Version 2.4.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-4958
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-4958