CVE-2026-33268 | Nanoleaf Lines up to 12.3.5 Firmware File resource consumption

VDB-353144 · CVE-2026-33268 · GCVE-0-2026-33268 NANOLEAF LINES UP TO 12.3.5 FIRMWARE FILE RESOURCE CONSUMPTION HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.3 $0-$5k 2.78+ Summaryinfo A vulnerability categorized as problematic has been discovered in Nanoleaf Lines up to 12.3.5. Affected by this vulnerability is an unknown functionality of the component Firmware File Handler. Such manipulation leads to resource consumption. This vulnerability is traded as CVE-2026-33268. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component. Detailsinfo A vulnerability, which was classified as critical, has been found in Nanoleaf Lines up to 12.3.5. Affected by this issue is an unknown functionality of the component Firmware File Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is integrity, and availability. CVE summarizes: Nanoleaf Lines 12.3.2 does not authenticate firmware file uploads. A remote, unauthenticated attacker can upload firmware files on the device and consume storage resources. Fixed in 12.3.6. This vulnerability is handled as CVE-2026-33268 since 03/18/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499. Upgrading to version 12.3.6 eliminates this vulnerability. Productinfo Vendor Nanoleaf Name Lines Version 12.3.0 12.3.1 12.3.2 12.3.3 12.3.4 12.3.5 CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 6.5 VulDB Meta Temp Score: 6.3 VulDB Base Score: 6.5 VulDB Temp Score: 6.2 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.5 CNA Vector (cisa-cg): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Resource consumption CWE: CWE-400 / CWE-404 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Lines 12.3.6 Timelineinfo 03/18/2026 CVE reserved 03/25/2026 +7 days Advisory disclosed 03/25/2026 +0 days VulDB entry created 03/25/2026 +0 days VulDB entry last update Sourcesinfo Status: Confirmed CVE: CVE-2026-33268 (🔒) GCVE (CVE): GCVE-0-2026-33268 GCVE (VulDB): GCVE-100-353144 Entryinfo Created: 03/25/2026 15:42 Changes: 03/25/2026 15:42 (75) Complete: 🔍 Cache ID: 99:22C:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸