CVE-2026-18071
IBM i is Affected By An Improper Management Vulnerability in HTTP Server []
02 Description
IBM i is Affected By An Improper Management Vulnerability in HTTP Server []
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
- 0.13% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 3.0% 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
- Analyzed. 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 18:48Z2 MO AGO
- Last updated
- 2026-08-14 12:40Z2 MO AGO
- Reserved
- 2026-07-28
- 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-269Improper Privilege ManagementClass
- Data version
- 5.2
- Document digest
- c491675aee4e56d3b33ec10cec84c2c1c55622f7bdcbb9576852ec2d490d41fd
05 Affected products
06 References
07 Remediation
IBM i Release5770-DG1 PTF Number(s)PTF Download Link(s)7.6SJ11135 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11135 7.5SJ11136 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11136 7.4SJ11137 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11137 7.3SJ11138 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11138 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.