What is CVE-2025-15618?

CVE-2025-15618 is a critical-severity vulnerability in Mock Business\, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 9.1/10. Published 2026-03-31.

How severe is CVE-2025-15618?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Mock Business\

CVE-2025-15618

Business::OnlinePayment::StoredTransaction versions through 0.01 for Perl uses an insecure secret key. Business::OnlinePayment::StoredTransaction generates a secret key by using a MD5 hash of a single call to the built-in rand function, which is unsuitable for cryptographic use. This key is intended for encrypting credit card transaction data.

Published 2026-03-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.003 (23.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Mock Business\ — versions \
Mock Business::onlinepayment::storedtransaction — versions 0
Mock Business\:\:onlinepayment\:\:storedtransaction — versions 0.01

Weakness classification (CWE)

References

9b29abf9-4ab0-4765-b253-1875cd9b441e (Product)
9b29abf9-4ab0-4765-b253-1875cd9b441e (Patch)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2025-15618?: CVE-2025-15618 is a critical-severity vulnerability in Mock Business\, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 9.1/10. Published 2026-03-31.
How severe is CVE-2025-15618?: Critical severity. CVSS v3 base score is 9.1 out of 10.