Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) in Sakai - CVE-2025-62710
Published: October 23, 2025 / Updated: October 23, 2025
Vulnerability identifier: #VU117618
CSH Severity: Low
CVSS v4: 5.6 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-62710
CWE-ID: CWE-338
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain access to sensitive information the target system.
The vulnerability exists due to predictable PRNG used to generate server‑side encryption key in Encryption Utility ServiceImpl. A local administrator can decrypt affected data on the system.
Affected software
Sakai
How to mitigate CVE-2025-62710
Install updates from vendor's website.
Sakai - addressed in versions 23.5, 25.0