UpHeron
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Servers and applications

CVE-2015-8757

Cross-site scripting (XSS) vulnerability in the Extension Manager in TYPO3 6.2.x before 6.2.16 and 7.x before 7.6.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to extension data during an extension installation.

Severity
Medium 6.1
Published
8 Jan 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.4% in the next 30 daysHigher than 73% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Cross-site scripting (CWE-79)
Attack
Over the network · No login needed · Needs someone to click or open something
Attacker can
Read some data · Change some data
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Sources
NVD

Affected software

SoftwareAffected versions
TYPO3Servers and applications · cpe:a:typo3:typo3
  • Version 7.6.1
  • Version 7.6.0
  • Version 7.5.0
  • Version 7.4.0
All 39 release lines
  • Version 6.2.0-alpha1
  • Version 6.2.0-alpha2
  • Version 6.2.0-alpha3
  • Version 6.2.0-beta1
  • Version 6.2.0-beta2
  • Version 6.2.0-beta3
  • Version 6.2.0-beta4
  • Version 6.2.0-beta5
  • Version 6.2.0-beta6
  • Version 6.2.0-beta7
  • Version 6.2.0-rc1
  • Version 6.2.0-rc2
  • Version 6.2.1
  • Version 6.2.2
  • Version 6.2.3
  • Version 6.2.4
  • Version 6.2.5
  • Version 6.2.6
  • Version 6.2.7
  • Version 6.2.8
  • Version 6.2.9
  • Version 6.2.10-rc1
  • Version 6.2.10
  • Version 6.2.11
  • Version 6.2.12
  • Version 6.2.13
  • Version 6.2.14
  • Version 6.2.15
  • Version 7.0.0
  • Version 7.0.1
  • Version 7.0.2
  • Version 7.1.0
  • Version 7.2.0
  • Version 7.3.0
  • Version 7.3.1
  • Version 7.4.0
  • Version 7.5.0
  • Version 7.6.0
  • Version 7.6.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-8757
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-8757