{"api_version":"1","generated_at":"2026-04-12T20:36:11+00:00","cve":"CVE-2025-40931","urls":{"html":"https://cve.report/CVE-2025-40931","api":"https://cve.report/api/cve/CVE-2025-40931.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-40931","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-40931"},"summary":{"title":"Apache::Session::Generate::MD5 versions through 1.94 for Perl create insecure session id","description":"Apache::Session::Generate::MD5 versions through 1.94 for Perl create insecure session id.\n\nApache::Session::Generate::MD5 generates session ids insecurely. The default session id generator returns a MD5 hash seeded with the built-in rand() function, the epoch time, and the PID. The PID will come from a small set of numbers, and the epoch time may be guessed, if it is not leaked from the HTTP Date header. The built-in rand function is unsuitable for cryptographic usage. 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