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Vulnerability details: VCID-6227-44sm-nkbb
Vulnerability ID VCID-6227-44sm-nkbb
Aliases CVE-2026-24836
GHSA-2g5g-hcgh-q3rp
Summary DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Starting in version 9.0.0 and prior to versions 9.13.10 and 10.2.0, extensions could write richtext in log notes which can include scripts that would run in the PersonaBar when displayed. Versions 9.13.10 and 10.2.0 contain a fix for the issue.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2026-24836
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2026-24836
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2026-24836
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2026-24836
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-2g5g-hcgh-q3rp
cvssv3.1 7.6 https://github.com/dnnsoftware/Dnn.Platform
generic_textual HIGH https://github.com/dnnsoftware/Dnn.Platform
cvssv3.1 7.6 https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
cvssv3.1 7.7 https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
cvssv3.1_qr HIGH https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
generic_textual HIGH https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
ssvc Track https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
cvssv3.1 7.6 https://nvd.nist.gov/vuln/detail/CVE-2026-24836
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2026-24836
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2026-24836
https://github.com/dnnsoftware/Dnn.Platform
CVE-2026-24836 https://nvd.nist.gov/vuln/detail/CVE-2026-24836
GHSA-2g5g-hcgh-q3rp https://github.com/advisories/GHSA-2g5g-hcgh-q3rp
GHSA-2g5g-hcgh-q3rp https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/dnnsoftware/Dnn.Platform
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2026-01-28T21:04:00Z/ Found at https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2g5g-hcgh-q3rp
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2026-24836
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.04163
EPSS Score 0.00017
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T16:52:30.467473+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2026/24xxx/CVE-2026-24836.json 38.6.0