An XXE issue was discovered in Nokia NetAct before 22 FP2211 via an XML document to a Performance Manager page. Input validation and a proper XML parser configuration are missing. For an external attacker, it is very difficult to exploit this, because a few dynamically created parameters such as Jsession-id, a CSRF token, and an Nxsrf token would be needed. The attack can realistically only be performed by an internal user.
Conclusion & alert: CVE-2023-26058 is rated Moderate Risk (41.1/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.21%).Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2023-26058
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).