CVE-2023-27554

IBM WebSphere Application Server XML external entity injection

At a glance

Severity: MEDIUM 6.3
EPSS: EPSS 0.86 % · percentile 58 (2026-10-28)
State: PUBLISHED
Published: 2023-05-11
Updated: 2025-01-24
Assigner: ibm
NVD status: Modified

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.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:L	ibm
CVSS 3.1	CRITICAL 9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	CISA-ADP
CVSS 3.1	MEDIUM 6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:L	NVD · psirt@us.ibm.com (Secondary)
CVSS 3.1	CRITICAL 9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	NVD · nvd@nist.gov (Secondary)
CVSS 3.1	CRITICAL 9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-611

European references

ENISA EUVD · EUVD-2023-31308
GCVE · GCVE-0-2023-27554

CERT-FR advisories

CERTFR-2023-AVI-0705 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* ≥ 8.5.0.0 < 8.5.5.24
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* ≥ 9.0.0.0 < 9.0.5.16

Affected products

Product	Versions
IBM · WebSphere Application Server	affected 8.5, 9.0

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD