Raw vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XSummary
CVE-2025-59891 is a high-severity CSRF (CWE-352) vulnerability in Flexense Diskpulse. Its CVSS base score is 8.5 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified map to AC-3 (Access Enforcement) and SC-23 (Session Authenticity) — see the control section below for these in your framework.
Deeper analysis AI-assisted summary
Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.
CVE-2025-59891 is a cross-site request forgery (CSRF) vulnerability, classified under CWE-352, affecting Sync Breeze Enterprise Server version 10.4.18 and Disk Pulse Enterprise version 10.4.18. The flaw stems from the lack of proper CSRF token implementation, enabling an authenticated user to trick another user into performing unintended actions within the application they are logged into. It carries a CVSS v3.1 base score of 8.0 (AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H), indicating high severity due to its potential for significant confidentiality, integrity, and availability impacts.
An attacker with low-privilege authenticated access (PR:L) can exploit this vulnerability remotely (AV:N) by crafting malicious POST requests, such as to the '/setup_login?sid=' endpoint, targeting parameters like 'username', 'password', and 'cpassword'. This requires user interaction (UI:R) from a victim already logged into the application, allowing the attacker to induce actions like changing the victim's password or creating new user accounts on their behalf.
The INCIBE advisory at https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-flexense-products addresses this CVE alongside other vulnerabilities in Flexense products.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-206489
- 🇪🇸 INCIBE: www.incibe.es
Vulnerability Data
Cross-Site request forgery (CSRF) vulnerability in Sync Breeze Enterprise Server v10.4.18 and Disk Pulse Enterprise v10.4.18. An authenticated user could cause another user to perform unwanted actions within the application they are logged into. This vulnerability is possible due to…
more
the lack of proper CSRF token implementation. Among other things, it is possible, using a POST request to change a user's password or create users via '/setup_login?sid=', affecting the 'username', 'password', and 'cpassword' parameters.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise Techniques
CVEs Like This One
Affected Assets
Mitigating Controls
Control response
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V3.3.2V3.5.1V10.2.1
Mitigating Controls (NIST 800-53 r5) AI
Access enforcement requires verifying that state-changing requests originate from the authenticated user rather than a forged cross-site source.
Protecting session authenticity prevents attackers from replaying or forging authenticated requests via the victim's browser.
Mitigating Controls (NIST CSF 2.0) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.
Secure SDLC practices directly require anti-CSRF controls such as tokens or SameSite attributes.
Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.
By denying access to phishing or malicious sites, the control lowers the likelihood that a user will be tricked into submitting a forged request that performs an unintended action on another site.
Contextual intelligence about emerging CSRF toolkits can be translated into updated anti-CSRF token or same-site policy configurations across applications.