CVE-2026-21120
Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.
Published Oct 12, 2026 · updated Oct 14, 2026
Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.
Timeline
Detection, updates, and resolution for this record.
Oct 12, 2026 · NIST NVD
Detected
Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.
Oct 14, 2026 · NIST NVD
Updated
Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.
Sources
- CVE.orgCVE-2026-21120
Official CVE identifier
cve.org - FIRST EPSSCVE-2026-21120
30-day exploitation probability 0.2%
first.org - NIST NVDCVE-2026-21120
Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.
nvd.nist.gov