Critical severity9.8NVD Advisory· Published Dec 24, 2025· Updated Apr 15, 2026

CVE-2019-25237

Description

V-SOL GPON/EPON OLT Platform v2.03 contains a privilege escalation vulnerability that allows normal users to gain administrative access by manipulating the user role parameter. Attackers can send a crafted HTTP POST request to the user management endpoint with 'user_role_mod' set to integer value '1' to elevate their privileges.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.exploit-db.com/exploits/47435nvd
www.vsolcn.comnvd
www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5538.phpnvd

News mentions

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