Improper Validation Of OAuth State Tokens
🗓️ 22 Apr 2026 08:43:39Reported by Veracode Vulnerability DatabaseType 
veracode🔗 sca.analysiscenter.veracode.com👁 15 Views
| Reporter | Title | Published | Views | Family All 20 |
|---|---|---|---|---|
 | The vulnerability of the Mattermost instant messaging application, related to the improper implementation of authentication algorithms, allows attackers to circumvent security restrictions and gain unauthorized access to protected information. | 5 Dec 202500:00 | – | bdu_fstec |
 | CVE-2025-12419 | 27 Nov 202516:43 | – | circl |
 | Mattermost 安全漏洞 | 27 Nov 202500:00 | – | cnnvd |
 | CVE-2025-12419 | 27 Nov 202515:55 | – | cve |
 | CVE-2025-12419 Account takeover on OAuth/OpenID-enabled servers | 27 Nov 202515:55 | – | cvelist |
 | EUVD-2025-199827 | 27 Nov 202518:30 | – | euvd |
 | Mattermost fails to properly validate OAuth state tokens during OpenID Connect authentication | 27 Nov 202518:30 | – | github |
 | Mattermost Server 10.5.x <= 10.5.12 / 10.11.x <= 10.11.4 / 10.12.x <= 10.12.1 / 11.0.x <= 11.0.3 Improper Authentication (MMSA-2025-00547) | 10 Dec 202500:00 | – | nessus |
 | Vulnerabilities fixed in Mattermost | 28 Nov 202509:53 | – | ncsc |
 | CVE-2025-12419 | 27 Nov 202516:15 | – | nvd |
10
Node
OR
microsoftwindows_server_2008Range8.0.0-20240619142046-8181a9ddffc0–8.0.0-20251015091448-abbf01b9db45go
microsoftwindows_server_2008Range8.0.0-20240619142046-8181a9ddffc0–8.0.0-20251016131338-dad6bd7a1509go
microsoftwindows_server_2008Range0.0.0-20240209181221-674f549daf0e–8.0.0-20251016131338-dad6bd7a1509go
microsoftwindows_server_2008Range0.0.0-20240209181221-674f549daf0e–8.0.0-20251022210333-acda1fb5dd46go
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
08 Aug 2026 12:11Current
7.2High risk
Vulners AI Score7.2
CVSS 3.19.9
EPSS0.00346
SSVC