CVE-2021-31858

MEDIUM 5.4CVE-2021-31858 · Published 20/07/2022 · updated 17/06/2026

In short

CVE-2021-31858 is a MEDIUM (CVSS 5.4) vulnerability affecting dotnetnuke (dnnsoftware).
Chance of exploitation in the next 30 days (EPSS): 0.67%, higher than 52.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
dotnetnuke dnnsoftware	`≤ 9.10.2`	No fix yet

Description

DotNetNuke (DNN) 9.9.1 CMS is vulnerable to a Stored Cross-Site Scripting vulnerability in the user profile biography section which allows remote authenticated users to inject arbitrary code via a crafted payload.

References

labs.integrity.pt/advisories/cve-2021-31858 · Third Party Advisory
dnnsoftware.com/community/security/security-center · Vendor Advisory

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Package

Affected versions

Patched versions

dotnetnuke

dnnsoftware

≤ 9.10.2

No fix yet

More vulnerabilities in dotnetnuke

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