CVE-2023-27554

Name: CVE-2023-27554
Creator: NVD / NIST
Published: 2023-05-11T20:15:09.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.86%

Last modified Jun 17, 2026

CVE-2023-27554 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. IBM WebSphere Application Server 8.5 and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. EPSS estimates a 0.86% chance of exploitation in the next 30 days.

Description

IBM WebSphere Application Server 8.5 and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 249185.

Metrics

CVSS 3.1

6.3/10

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

EPSS Probability

0.86%

53.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ibm	Websphere Application Server	>= 8.5.0.0, < 8.5.5.24
Ibm	Websphere Application Server	>= 9.0.0.0, < 9.0.5.16

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/249185VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6989451Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/249185VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6989451Patch, Vendor Advisory

Timeline

Published: May 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-27554?

How severe is CVE-2023-27554?

CVE-2023-27554 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.

How do I fix CVE-2023-27554?

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-2023-27554?

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

Scan your code now

Source: NVD / NIST