CVE-2026-44796GHSA-QRPW-GJVH-X5GMPYSEC-2026-2226
Nautobot: Object bulk rename UI actions vulnerable to denial of service by crafted regular expression (REDoS)
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 3.1.2, 2.4.33
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- nautobot nautobot
From 3.0.0a2 · fixed in 3.1.2; fixed in 2.4.33
- nautobotPyPI
From 3.0.0a2 · fixed in 3.1.2
- nautobotPyPI
fixed in 2.4.33
- nautobotPyPI
fixed in 2.4.33; From 3.0.0 · fixed in 3.1.2