{"id":"CVE-2026-29954","aliases":["EUVD-2026-17133","GHSA-wh9f-6qqx-hhhv"],"status":"published","title":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF...","description":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF vulnerability when processing the chartURL field of ResourceComposition resources. The field is only URL-encoded without validating the target address. More critically, when kubeconfiggenerator uses wget to download charts, the chartURL is directly concatenated into the command, allowing attackers to inject wget's `--header` option to achieve arbitrary HTTP header injection.","severity":{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00279,"percentile":0.20561,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-88","CWE-918"],"published":"2026-03-30T00:00:00Z","modified":"2026-10-28T02:30:39Z","exploits":[{"source":"pocgithub","id":"b0b0haha/CVE-2026-29954","title":"b0b0haha/CVE-2026-29954","date":"2026-03-27","url":"https://github.com/b0b0haha/CVE-2026-29954"}],"products":[{"vendor":"cloudark","product":"kubeplus"}],"references":[{"url":"https://gist.github.com/b0b0haha/33baea60fd2a847f11f1fb02e43c64c0","tags":["Exploit","Mitigation","Third Party Advisory","web"]},{"url":"https://github.com/b0b0haha/CVE-2026-29954/blob/main/README.md","tags":["Exploit","Mitigation","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-29954","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-wh9f-6qqx-hhhv"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29954.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-29954","description":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF vulnerability when processing the chartURL field of ResourceComposition resources. The field is only URL-encoded without validating the target address. More critically, when kubeconfiggenerator uses wget to download charts, the chartURL is directly concatenated into the command, allowing attackers to inject wget's `--header` option to achieve arbitrary HTTP header injection.","status":"published","published":"2026-03-30T00:00:00Z","modified":"2026-03-30T18:42:18.548Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-918","CWE-88"],"updated_at":"2026-11-02T14:19:56.284359Z"}],"euvd":[{"id":"EUVD-2026-17133","description":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF vulnerability when processing the chartURL field of ResourceComposition resources. The field is only URL-encoded without validating the target address. More critically, when kubeconfiggenerator uses wget to download charts, the chartURL is directly concatenated into the command, allowing attackers to inject wget's `--header` option to achieve arbitrary HTTP header injection.","status":"published","published":"2026-03-30T00:00:00Z","modified":"2026-03-30T18:42:18Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T19:25:25.377294Z"}],"ghsa":[{"id":"GHSA-wh9f-6qqx-hhhv","title":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF...","description":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF vulnerability when processing the chartURL field of ResourceComposition resources. The field is only URL-encoded without validating the target address. More critically, when kubeconfiggenerator uses wget to download charts, the chartURL is directly concatenated into the command, allowing attackers to inject wget's `--header` option to achieve arbitrary HTTP header injection.","status":"published","published":"2026-03-30T18:31:17Z","modified":"2026-03-30T21:32:06Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N","level":"high"}],"cwes":["CWE-88"],"updated_at":"2026-11-02T15:06:55.849021Z"}],"nvd":[{"id":"CVE-2026-29954","description":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF vulnerability when processing the chartURL field of ResourceComposition resources. The field is only URL-encoded without validating the target address. More critically, when kubeconfiggenerator uses wget to download charts, the chartURL is directly concatenated into the command, allowing attackers to inject wget's `--header` option to achieve arbitrary HTTP header injection.","status":"published","published":"2026-03-30T17:16:15.867Z","modified":"2026-06-17T10:29:57.187Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-88","CWE-918"],"updated_at":"2026-11-02T14:12:12.261218Z"}],"osv":[{"id":"CVE-2026-29954","description":"In KubePlus 4.1.4, the mutating webhook and kubeconfiggenerator components have an SSRF vulnerability when processing the chartURL field of ResourceComposition resources. The field is only URL-encoded without validating the target address. More critically, when kubeconfiggenerator uses wget to download charts, the chartURL is directly concatenated into the command, allowing attackers to inject wget's `--header` option to achieve arbitrary HTTP header injection.","status":"published","published":"2026-03-30T00:00:00Z","modified":"2026-10-28T02:30:39.622311731Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:00.530889Z"}]}}