What is CVE-2026-17393?

CVE-2026-17393 is a medium-severity vulnerability in IBM API Connect, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 5.1/10. Published 2026-11-07.

How severe is CVE-2026-17393?

Medium severity. CVSS v3 base score is 5.1 out of 10.

Vulnerability in IBM API Connect

CVE-2026-17393

IBM API Connect 10.0.8.0 through 10.0.8.12 could allow a local attacker to obtain sensitive information due to the use of a cryptographically weak pseudo-random number generator.

Published 2026-11-07 · last modified 2026-11-08.

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

IBM API Connect

Weakness classification (CWE)

CWE-338 — Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

References

www.ibm.com/support/pages/node/7295637 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-17393?: CVE-2026-17393 is a medium-severity vulnerability in IBM API Connect, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 5.1/10. Published 2026-11-07.
How severe is CVE-2026-17393?: Medium severity. CVSS v3 base score is 5.1 out of 10.