CVE-2026-18715
IBM i is Affected By Multiple Vulnerabilities in WebSphere Application Server Liberty
02 Description
IBM i is Affected By Multiple Vulnerabilities in WebSphere Application Server Liberty
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 ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.42% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 36.2% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Undergoing Analysis. NVD last modified this record on 2026-08-17.
- 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
- 2026-08-13 20:46Z2 MO AGO
- Last updated
- 2026-08-14 15:55Z2 MO AGO
- Reserved
- 2026-08-03
- Assigning CNA
- ibm
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-611Improper Restriction of XML External Entity ReferenceBase
- Data version
- 5.2
- Document digest
- 4f62ce176c7554764c75a1421d947054cab793881ff3f623d3663dea233948f5
05 Affected products
06 References
07 Remediation
IBM strongly recommends addressing the vulnerability now. IBM i Release5770-SS1 Option 3 PTF Number(s)PTF Download Link(s)7.6SJ10874 SJ11023 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10874 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11023 7.5SJ10875 SJ11024 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10875 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11024 7.4SJ10876 SJ11025 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10876 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11025 7.3SJ10877 SJ11026 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ10877 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11026 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.