{"id":"CVE-2026-4096","state":"PUBLISHED","title":"A vulnerability has been identified in IBM DevOps Plan that allows a Host Header Injection attack due to improper handling of the Host header in HTTP requests.","description":"IBM DevOps Plan 3.0.0 through 3.0.6 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking","publishedAt":"2026-06-11T14:44:47.680Z","updatedAt":"2026-06-11T16:52:52.339Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","source":"ibm"},"assigner":"ibm","products":["IBM DevOps Plan"],"affected":[{"vendor":"IBM","product":"DevOps Plan","versions":[{"version":"3.0.0","status":"affected","lessThanOrEqual":"3.0.6","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:devops_plan:3.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:devops_plan:3.0.6:*:*:*:*:*:*:*"]}],"references":["https://www.ibm.com/support/pages/node/7275005"],"weaknesses":["CWE-644"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/4xxx/CVE-2026-4096.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4096","state":"PUBLISHED","datePublished":"2026-06-11T14:44:47.680Z","dateUpdated":"2026-06-11T16:52:52.339Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-03-12T23:16:12.318Z"},"containers":{"cna":{"title":"A vulnerability has been identified in IBM DevOps Plan that allows a Host Header Injection attack due to improper handling of the Host header in HTTP requests.","descriptions":[{"lang":"en","value":"IBM DevOps Plan 3.0.0 through 3.0.6 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking"}],"affected":[{"vendor":"IBM","product":"DevOps Plan","versions":[{"version":"3.0.0","status":"affected","lessThanOrEqual":"3.0.6","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:devops_plan:3.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:devops_plan:3.0.6:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7275005","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":6.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-644","lang":"en","description":"CWE-644 Improper Neutralization of HTTP Headers for Scripting Syntax","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-06-11T14:44:47.680Z"},"solutions":[{"lang":"en","value":"To mitigate the issue please upgrade to IBM DevOps Plan v3.0.7\n https://www.ibm.com/support/pages/devops-plan-307","supportingMedia":[{"type":"text/html","base64":false,"value":"