{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44937","assignerOrgId":"404e59f5-483d-4b8a-8e7a-e67604dd8afb","state":"PUBLISHED","assignerShortName":"suse","dateReserved":"2026-05-08T12:29:48.967Z","datePublished":"2026-07-06T09:52:18.659Z","dateUpdated":"2026-07-06T12:46:59.551Z"},"containers":{"cna":{"providerMetadata":{"orgId":"404e59f5-483d-4b8a-8e7a-e67604dd8afb","shortName":"suse","dateUpdated":"2026-07-06T09:52:18.659Z"},"title":"SUSE Rancher Fleet had an Unauthenticated Webhook: Regex Injection via Unsanitized Repository URL Components","datePublic":"2026-05-28T09:44:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-918","description":"CWE-918 Server-Side request forgery (SSRF)","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-122","descriptions":[{"lang":"en","value":"CAPEC-122 Privilege Abuse"}]}],"affected":[{"vendor":"SUSE","product":"Rancher","packageName":"Fleet","repo":"https://github.com/rancher/fleet/","versions":[{"status":"affected","version":"0.15.0","lessThan":"0.15.2","versionType":"semver"},{"status":"affected","version":"0.14.0","lessThan":"0.14.6","versionType":"semver"},{"status":"affected","version":"0.13.0","lessThan":"0.13.11","versionType":"semver"},{"status":"affected","version":"0.12.0","lessThan":"0.12.15","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Potential forgery of webhook requests when using a unauthenticated webhook in SUSE Rancher Fleet 0.15 before 0.15.2, 0.14 before 0.14.6, 0.13 before 0.13.11 and 0.12 before 0.12.5 could be used by remote attackers to cause a denial of service or a downgrade attack on other repositories on the system.","supportingMedia":[{"type":"text/html","base64":false,"value":"Potential forgery of webhook requests when using a unauthenticated webhook in SUSE Rancher Fleet 0.15 before 0.15.2, 0.14 before 0.14.6, 0.13 before 0.13.11 and 0.12 before 0.12.5 could be used by remote attackers to cause a denial of service or a downgrade attack on other repositories on the system."}]}],"references":[{"url":"https://github.com/rancher/fleet/security/advisories/GHSA-jmf4-m7j9-g72r","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.3,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"}}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-06T12:46:52.400471Z","id":"CVE-2026-44937","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-06T12:46:59.551Z"}}]}}