CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/SC:N/VI:N/SI:N/VA:N/SA:N
AI Score
Confidence
High
EPSS
Percentile
21.3%
Concrete CMS versions 9.0.0 to 9.3.3 and below 8.5.19 are vulnerable to Stored XSS in Image Editor Background Color.Β A rogue admin could add malicious code to the Thumbnails/Add-Type. The Concrete CMS Security Team gave this a CVSS v4 score of 2.1 with vector CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Β Thanks,Β Alexey Solovyev for reporting.
documentation.concretecms.org/9-x/developers/introduction/version-history/934-release-notes
documentation.concretecms.org/developers/introduction/version-history/8519-release-notes
github.com/concretecms/concretecms/commit/dbce253166f6b10ff3e0c09e50fd395370b8b065
github.com/concretecms/concretecms/pull/12183
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVSS4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/SC:N/VI:N/SI:N/VA:N/SA:N
AI Score
Confidence
High
EPSS
Percentile
21.3%