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High 7.0Published Sep 10, 2026
CVE-2026-15419CP210x Driver Memory Corruption results in Arbitrary Code Execution
Updated under an hour ago ()
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It affects Silicon Labs silabser.sys driver. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.
- CVSS
- 7.0 HIGH (v4.0, CNA)CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-121
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Silabs
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 10, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Silicon Labs silabser.sys driver silicon_labs:silabser.sys_driver (from the name) | through 11.5.0 | CNA record |
References
- https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000100HA6IAM?operationContext=S1vendor-advisory, permissions-required
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.