CVE-2026-44796
Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
14th
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.
| CWE | CWE-400 CWE-1333 |
| Vendor | nautobot |
| Product | nautobot |
| Published | May 28, 2026 |
| Last Updated | May 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
nautobot / nautobot
>= 3.0.0a2, < 3.1.2 < 2.4.33
References
github.com: https://github.com/nautobot/nautobot/security/advisories/GHSA-qrpw-gjvh-x5gm github.com: https://github.com/nautobot/nautobot/commit/5a30d0916953afbeedd24a784709e762cc3879cd github.com: https://github.com/nautobot/nautobot/commit/c2b766966d814a7141f62c7bc90c85fefb7892ee github.com: https://github.com/nautobot/nautobot/releases/tag/v2.4.33 github.com: https://github.com/nautobot/nautobot/releases/tag/v3.1.2