CVE-2023-42027

Name: CVE-2023-42027
Creator: NVD / NIST
Published: 2023-11-03T00:15:12.593+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2023-42027 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.29%

20.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ibm	Txseries For Multiplatforms	8.1
Ibm	Txseries For Multiplatforms	9.1
Ibm	Cics Tx	10.1
Ibm	Cics Tx	11.1
Ibm	Txseries For Multiplatforms	8.2

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/266057VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/7063659Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/7063664Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/266057VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/7063659Patch, Vendor Advisory
https://www.ibm.com/support/pages/node/7063664Patch, Vendor Advisory

Timeline

Published: Nov 3, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-42027?

How severe is CVE-2023-42027?

CVE-2023-42027 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2023-42027?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-42027?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST