CVE-2026-85022: Cross Site Scripting in langgenius dify
Description
A vulnerability was identified in langgenius dify 1.13.0. Affected by this vulnerability is the function router.replace of the file web/app/(shareLayout)/webapp-signin/components/mail-and-password-auth.tsx of the component WebApp Sign-In. Such manipulation of the argument redirect_url leads to cross site scripting. The attack may be performed from remote. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS v4.0
Score 5.1medium
Affected software
langgenius
dify
cpe:2.3:a:langgenius:dify:*:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in langgenius dify 1.13.0 involves the router.replace function in the file web/app/(shareLayout)/webapp-signin/components/mail-and-password-auth.tsx. Manipulation of the redirect_url argument leads to cross-site scripting, enabling remote attackers to execute arbitrary scripts in the context of the affected web application. The vulnerability is publicly disclosed with available exploit code. No vendor response or patch is currently known.
Potential Impact
Successful exploitation allows remote attackers to perform cross-site scripting attacks by injecting malicious scripts via the redirect_url parameter. This can lead to user session hijacking, phishing, or other malicious actions executed in the context of the vulnerable web application. The vulnerability has a medium severity impact as per the CVSS 4.0 score of 5.1.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor has not responded or provided a fix, users should consider implementing temporary mitigations such as input validation or sanitization of the redirect_url parameter to prevent script injection until an official patch is available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-02T19:47:18.388Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a98c85eacd9273b490dcec1
Added to database: 09/03/2026, 01:07:42 UTC
Last enriched: 09/07/2026, 13:12:30 UTC
Last updated: 10/17/2026, 18:48:23 UTC
Views: 97
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