CVE-2026-24836: dnnsoftware Dnn.Platform · Cross-site Scripting
Affects dnnsoftware Dnn.PlatformSource CVE Database V5
Not known to be exploited · CVSS 7.7 High : upgrade to 10.2.0 or 9.13.10 soon.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 17% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 10.2.0, 9.13.10
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 27 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade dnnsoftware Dnn.Platform to 10.2.0 or 9.13.10.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| dnnsoftwareDnn.Platform | Affected
| Fixed in
|
| dnnsoftwareDnn.Platform | Affected
| Fixed in
|
GitHubdnnsoftware/Dnn.Platformpkg:github/dnnsoftware/Dnn.PlatformOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
European organizations should immediately upgrade affected Dnn.Platform instances to version 9.13.10 or 10.2.0 or later, where the vulnerability is fixed. Until patching is complete, restrict extension installation and log note creation privileges to trusted administrators only, minimizing the risk of malicious script injection. Implement strict input validation and sanitization controls on any custom extensions or modules that interact with log notes. Monitor PersonaBar access logs and audit logs for unusual activity or unauthorized access attempts. Employ web application firewalls (WAFs) with rules designed to detect and block XSS payloads targeting the PersonaBar interface. Conduct regular security awareness training for administrators to recognize suspicious behavior and phishing attempts that could lead to credential compromise. Finally, maintain a robust incident response plan to quickly contain and remediate any exploitation attempts.
Description
CVE-2026-24836 is a high-severity cross-site scripting (XSS) vulnerability affecting Dnn. Platform versions from 9.0.0 up to but not including 9.13.10, and from 10.0.0 up to but not including 10.2.0.