GitHub Advisory DatabaseGHSA-QH7X-J4V8-QW5WClipboard-based XSS
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
EPSS
Percentile
36.6%
Impact
XSS against the user.
Details
jsuites is vulnerable to DOM based XSS if the user can be tricked into copying anything from a malicious and pasting it into the html editor. This is because a part of the clipboard content is directly written to innerHTML causing XSS.
References
The Curious Case of Copy & Paste – on risks of pasting arbitrary content in browsers: https://research.securitum.com/the-curious-case-of-copy-paste/
Affected configurations
References
github.com/advisories/GHSA-qh7x-j4v8-qw5w
github.com/jsuites/jsuites/commit/d47a6f4e143188dde2742f4cffd313e1068ad3b3
github.com/jsuites/jsuites/commit/fe1d3cc5e339f2f4da8ed1f9f42271fdf9cbd8d2
github.com/jsuites/jsuites/security/advisories/GHSA-qh7x-j4v8-qw5w
nvd.nist.gov/vuln/detail/CVE-2021-41086
www.npmjs.com/package/jsuites
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
EPSS
Percentile
36.6%