IBM Cloud Pak for Security 1.3.0.1(CP4S) does not invalidate session after logout which could allow an authenticated user to obtain sensiti…

published 2020-11-30 5y ago modified 2026-06-17 4mo ago also EUVD-2020-25943

cvss: 5.3; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits: 0; none known

IBM Cloud Pak for Security 1.3.0.1(CP4S) does not invalidate session after logout which could allow an authenticated user to obtain sensitive information from the previous session. IBM X-Force ID: 186789.

Patch / fix

links 1

ibm.com/support/pages/node/6372528 advisory

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Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	5.3	CVSS:3.0/A:N/UI:N/S:U/C:L/AV:N/PR:N/I:N/AC:L/E:U/RC:C/RL:O
NVD	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA	3.0	5.3	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

IBM Cloud Pak for Security

Classification

Weakness

CWE-613 DEPRECATED: Insufficient Session Expiration

References

ibm.com /support/pages/node/6372528
patch, vendor-advisory
exchange.xforce.ibmcloud.com /vulnerabilities/186789
vdb-entry, vendor-advisory

Sources

CVE List CVE-2020-4696
NVD CVE-2020-4696

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