Medium 6.5Published May 28, 2026

CVE-2026-44796Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)

Updated under an hour ago (Oct 27, 2026, 5:00 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for nautobot

Exploited in the last 30 days

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: 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-400, CWE-1333
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: May 29, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

nautobot nautobot nautobot:nautobot (from the name)	from 3.0.0a2, < 3.1.2; before 2.4.33	CNA record
networktocode nautobot networktocode:nautobot	before 2.4.33; from 3.0.0 before 3.1.2	NVD

References

References

https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm	x-refsource-confirm, patch, vendor-advisory
https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd	x-refsource-misc, patch
https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee	x-refsource-misc, patch
https://github.com/nautobot/nautobot/releases/tag/v2.4.33	x-refsource-misc, product, release-notes
https://github.com/nautobot/nautobot/releases/tag/v3.1.2	x-refsource-misc, product, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.