What is CVE-2018-15691?

CVE-2018-15691 is a critical-severity vulnerability in Broadcom Release Automation, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2018-08-30.

How severe is CVE-2018-15691?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Deserialization in Broadcom Release Automation

CVE-2018-15691

Insecure deserialization of a specially crafted serialized object, in CA Release Automation 6.5 and earlier, allows attackers to potentially execute arbitrary code.

Vulnerability class: Insecure Deserialization

Published 2018-08-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.168 (96.9th percentile), scored 2026-09-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.168 · newest: 0.168 · change: 0.000

Affected products

Broadcom Release Automation
Ca Technologies Release Automation — versions 6.5 and earlier

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

www.securitytracker.com/id/1041591 (VDB Entry, Third Party Advisory, vdb-entry)
www.exploit-db.com/exploits/45425/ (Exploit, VDB Entry, Third Party Advisory, exploit)
support.ca.com/us/product-content/recommended-reading/security-notices/ca201808… (Patch, Vendor Advisory)
www.securityfocus.com/bid/105197 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-15691?: CVE-2018-15691 is a critical-severity vulnerability in Broadcom Release Automation, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2018-08-30.
How severe is CVE-2018-15691?: Critical severity. CVSS v3 base score is 9.8 out of 10.