CVE-2026-2310
IBM webMethods Integration Server is vulnerable to an XML external entity injection (XXE) attack when processing XML data
02 Description
IBM webMethods Integration Server is vulnerable to an XML external entity injection (XXE) attack when processing XML data
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.26% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 18.2% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-09-11.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-10 22:03Z1 MO AGO
- Last updated
- 2026-09-11 20:31Z1 MO AGO
- Reserved
- 2026-02-10
- Assigning CNA
- ibm
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-91XML Injection (aka Blind XPath Injection)Base
- Data version
- 5.2
- Document digest
- 1d04053d8d17ff4a027cfd7d589e66bb7fa43cfac7cd916c5cd49c484ed6b4de
05 Affected products
06 References
07 Remediation
IBM strongly recommends addressing the vulnerability now by applying the mentioned core fixes or later core fixes for the affected versions and following the respective readme document. IS_11.1_Core_Fix14 or later Fixes can be downloaded and installed via IBM webMethods Update Manager. Refer to How to Download webMethods Software ( https://www.ibm.com/support/pages/node/7232491 )