{"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": "2026-07-06T09:52:18.659Z"}, "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"}}}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.15.0,0.15.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.14.0,0.14.6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.13.0,0.13.11)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.12.0,0.12.15)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Rancher", "source": "cna", "vendor": "SUSE"}, "product": "rancher", "vendor": "suse"}], "created": "2026-07-06T11:30:04.523579+00:00", "updated": "2026-07-06T11:30:04.523606+00:00", "vendors": ["suse", "suse$PRODUCT$rancher"]}