How severe is CVE-2023-42027?

CVE-2023-42027 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-42027 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42027?

CVE-2023-42027 primarily affects Ibm Txseries For Multiplatforms. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-42027?

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

When was CVE-2023-42027 published?

CVE-2023-42027 was published on 2023-11-03 and last updated on 2026-06-17.

CVE-2023-42027

CVE-2023-42027 is a medium-severity vulnerability in Ibm Txseries For Multiplatforms with a CVSS 3.x base score of 4.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Ibm Txseries For Multiplatforms
Published: 2023-11-03
Last modified: 2026-06-17

Description

IBM CICS TX Standard 11.1, Advanced 10.1, 11.1, and TXSeries for Multiplatforms 8.1, 8.2, 9.1 are vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts. IBM X-Force ID: 266057.

Frequently asked questions

What is CVE-2023-42027?: IBM CICS TX Standard 11.1, Advanced 10.1, 11.1, and TXSeries for Multiplatforms 8.1, 8.2, 9.1 are vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts. IBM X-Force ID: 266057.
How severe is CVE-2023-42027?: CVE-2023-42027 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-42027 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42027?: CVE-2023-42027 primarily affects Ibm Txseries For Multiplatforms. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-42027?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-42027 published?: CVE-2023-42027 was published on 2023-11-03 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:ibm:txseries_for_multiplatforms:8.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:txseries_for_multiplatforms:9.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cics_tx:10.1:*:*:*:advanced:*:*:*
cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:advanced:*:*:*
cpe:2.3:a:ibm:cics_tx:11.1:*:*:*:standard:*:*:*
cpe:2.3:a:ibm:txseries_for_multiplatforms:8.2:*:*:*:*:*:*:*

More vulnerabilities in Ibm Txseries For Multiplatforms

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