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CVE-2025-15578

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Date: February 16, 2026

Maypole versions from 2.10 through 2.13 for Perl generates session ids insecurely. The session id is seeded with the system time (which is available from HTTP response headers), a call to the built-in rand() function, and the PID.

Severity Score

Related Resources (3)

https://nvd.nist.gov/vuln/detail/CVE-2025-15578
https://metacpan.org/dist/Maypole/source/lib/Maypole/Session.pm#L43
https://www.mend.io/vulnerability-database/CVE-2025-15578

Severity Score

Weakness Type (CWE)

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

CWE-338

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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