{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-44796", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-07T19:20:44.693Z", "datePublished": "2026-05-28T17:00:06.533Z", "dateUpdated": "2026-05-28T17:00:06.533Z"}, "containers": {"cna": {"title": "Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)", "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1333", "lang": "en", "description": "CWE-1333: Inefficient Regular Expression Complexity", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm"}, {"name": "https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd", "tags": ["x_refsource_MISC"], "url": "https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd"}, {"name": "https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee", "tags": ["x_refsource_MISC"], "url": "https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee"}, {"name": "https://github.com/nautobot/nautobot/releases/tag/v2.4.33", "tags": ["x_refsource_MISC"], "url": "https://github.com/nautobot/nautobot/releases/tag/v2.4.33"}, {"name": "https://github.com/nautobot/nautobot/releases/tag/v3.1.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/nautobot/nautobot/releases/tag/v3.1.2"}], "affected": [{"vendor": "nautobot", "product": "nautobot", "versions": [{"version": ">= 3.0.0a2, < 3.1.2", "status": "affected"}, {"version": "< 2.4.33", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-28T17:00:06.533Z"}, "descriptions": [{"lang": "en", "value": "Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints (for example, /dcim/interfaces/rename/) were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in combination with the use_regex flag. This vulnerability is fixed in 2.4.33 and 3.1.2."}], "source": {"advisory": "GHSA-qrpw-gjvh-x5gm", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Nautobot is a Network Source of Truth and Network Automation Platform. Prior to 2.4.33 and 3.1.2, Nautobot UI object-bulk-rename endpoints (for example, /dcim/interfaces/rename/) were vulnerable to application-wide denial of service via maliciously crafted regular expressions in the find field in combination with the use_regex flag. This vulnerability is fixed in 2.4.33 and 3.1.2."}], "id": "CVE-2026-44796", "lastModified": "2026-05-28T18:38:35.797", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-05-28T18:16:33.417", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd"}, {"source": "security-advisories@github.com", "url": "https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee"}, {"source": "security-advisories@github.com", "url": "https://github.com/nautobot/nautobot/releases/tag/v2.4.33"}, {"source": "security-advisories@github.com", "url": "https://github.com/nautobot/nautobot/releases/tag/v3.1.2"}, {"source": "security-advisories@github.com", "url": "https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-1333"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[3.0.0a2,3.1.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2.4.33)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "nautobot", "source": "cna", "vendor": "nautobot"}, "product": "nautobot", "vendor": "nautobot"}], "created": "2026-05-28T19:30:16.272809+00:00", "updated": "2026-05-28T19:30:16.612038+00:00", "vendors": ["nautobot", "nautobot$PRODUCT$nautobot"]}