{"cve":"CVE-2026-44796","nvd":{"published":"2026-05-28T18:16:33.417","modified":"2026-10-14T20:10:00.190","status":"Analyzed","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-400","CWE-1333"],"references":["https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd","https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee","https://github.com/nautobot/nautobot/releases/tag/v2.4.33","https://github.com/nautobot/nautobot/releases/tag/v3.1.2","https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm"],"products":["networktocode:nautobot"],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-44796","score":0.00312,"percentile":0.23832,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-qrpw-gjvh-x5gm","url":"https://osv.dev/vulnerability/GHSA-qrpw-gjvh-x5gm","summary":"Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)","modified":"2026-07-13T07:26:36.754799867Z","packages":[{"ecosystem":"PyPI","name":"nautobot","purl":"pkg:pypi/nautobot","ranges":[">=3.0.0a2 <3.1.2"],"fixed":["3.1.2"]},{"ecosystem":"PyPI","name":"nautobot","purl":"pkg:pypi/nautobot","ranges":["<2.4.33"],"fixed":["2.4.33"]}]},{"id":"PYSEC-2026-2226","url":"https://osv.dev/vulnerability/PYSEC-2026-2226","summary":"","modified":"2026-07-13T07:15:37.401019409Z","packages":[{"ecosystem":"PyPI","name":"nautobot","purl":"pkg:pypi/nautobot","ranges":["<2.4.33",">=3.0.0 <3.1.2"],"fixed":["2.4.33","3.1.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}