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OpenAdvisories
Medium · 6.5 CVE-2026-44796 EUVD-2026-32975GHSA-qrpw-gjvh-x5gmPYSEC-2026-2226

Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)

Published May 28, 2026 · Updated May 30, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
nautobot nautobot >= 3.0.0a2, < 3.1.2, < 2.4.33 —

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI nautobot >= 3.0.0a2, < 3.1.2 3.1.2 GHSA-qrpw-gjvh-x5gm
PyPI nautobot < 2.4.33 2.4.33 GHSA-qrpw-gjvh-x5gm
PyPI nautobot < 2.4.33 · >= 3.0.0, < 3.1.2 2.4.33, 3.1.2 PYSEC-2026-2226

References