CVE-2021-29438
low-risk
Published 2021-04-13
The Nextcloud dialogs library (npm package @nextcloud/dialogs) before 3.1.2 insufficiently escaped text input passed to a toast. If your application displays toasts with user-supplied input, this could lead to a XSS vulnerability. The vulnerability has been patched in version 3.1.2 If you need to display HTML in the toast, explicitly pass the `options.isHTML` config flag.
Do I need to act?
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0.22% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.6/10
Medium
NETWORK
/ LOW complexity
Affected Products (1)
Nextcloud\/Dialogs
Affected Vendors
References (4)
Third Party Advisory
https://github.com/nextcloud/nextcloud-dialogs/security/advisories/GHSA-g3fq-3v3...
Third Party Advisory
https://github.com/nextcloud/nextcloud-dialogs/security/advisories/GHSA-g3fq-3v3...
25
/ 100
low-risk
Severity
19/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal