How severe is CVE-2023-38281?

CVE-2023-38281 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-38281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38281?

CVE-2023-38281 primarily affects Ibm Cloud Pak System. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-38281?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-38281 have an EU (EUVD) identifier?

Yes. CVE-2023-38281 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-42101.

When was CVE-2023-38281 published?

CVE-2023-38281 was published on 2026-02-04 and last updated on 2026-06-17.

CVE-2023-38281

CVE-2023-38281 is a medium-severity vulnerability in Ibm Cloud Pak System with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-209.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-42101
Weakness: CWE-209
Affected product: Ibm Cloud Pak System
Published: 2026-02-04
Last modified: 2026-06-17

Description

IBM Cloud Pak System does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to. The cookie will be sent to the insecure link and the attacker can then obtain the cookie value by snooping the traffic.

Frequently asked questions

What is CVE-2023-38281?: IBM Cloud Pak System does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to. The cookie will be sent to the insecure link and the attacker can then obtain the cookie value by snooping the traffic.
How severe is CVE-2023-38281?: CVE-2023-38281 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-38281 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38281?: CVE-2023-38281 primarily affects Ibm Cloud Pak System. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-38281?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-38281 have an EU (EUVD) identifier?: Yes. CVE-2023-38281 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-42101.
When was CVE-2023-38281 published?: CVE-2023-38281 was published on 2026-02-04 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7254419

Affected products (11)

cpe:2.3:a:ibm:cloud_pak_system:2.3.4.0:-:*:*:*:*:*:*
cpe:2.3:a:ibm:cloud_pak_system:2.3.4.1:-:*:*:*:*:*:*
cpe:2.3:a:ibm:cloud_pak_system:2.3.4.1:ifix1:*:*:*:*:*:*
cpe:2.3:a:ibm:cloud_pak_system:2.3.5.0:-:*:*:*:*:*:*
cpe:2.3:a:ibm:cloud_pak_system:2.3.6.0:-:*:*:*:*:*:*
cpe:2.3:a:ibm:os_image_for_red_hat_linux_systems:4.0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:os_image_for_red_hat_linux_systems:4.0.5.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:os_image_for_red_hat_linux_systems:4.0.6.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:os_image_for_red_hat_linux_systems:4.0.7.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:os_image_for_red_hat_linux_systems:5.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:os_image_for_red_hat_linux_systems:5.0.1.0:*:*:*:*:*:*:*

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