VulnerabilityAwaiting Analysis

CVE-2026-2310

IBM webMethods Integration Server 11.1 IBM webMethods Integration is vulnerable to an XML external entity injection (XXE) attack when processing XML data.

HIGH 7.8EPSS 0.27%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

IBM webMethods Integration Server 11.1 IBM webMethods Integration 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.

CVSS 3.1: 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.27% probability · 18th percentile
CISA KEV: Not listed
Weakness: CWE-91
Source: psirt@us.ibm.com

References

https://www.ibm.com/support/pages/node/7286620

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.