Vulnerabilities CVE-2026-44796

CVE-2026-44796

Medium

Open

TLP:CLEAR

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

NVD CVE.org

Critical Infrastructure DDoS

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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.

Details

CVSS Score: 6.5
EPSS Score ⓘ: 0.31%

23.7th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Confidence: 90%
Published: May 28, 2026
Last Modified: May 28, 2026

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