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CVE-2026-11812: zephyr 2.0.0 to before 4.4.2
CVE-2026-11812. CVSS 3.1 base score 2.5 (LOW, Vendor/CNA). EPSS 0.00104 (percentile 0.00974), scored 22-Oct-2026.
Affected technology
zephyr · 2.0.0 to before 4.4.2
zephyrproject
Description’s affected range: through a single file-scope ctx structure that holds the CoAP block context
Component: Not specified by the source
File: subsys/mgmt/updatehub/updatehub.c
Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could disrupt service under the conditions described by the source. Vendor/CNA’s CVSS 3.1 assessment (base score 2.5/10) rates confidentiality and integrity impact as none; availability impact as low.
- CWE
- CWE-362
- CCR priority
- 10.0 /100 (P5)
- CVSS 3.1
- 2.5 /10 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L · Vendor/CNA
- EPSS
- 0.00104 · percentile 0.00974 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-11812.html