CVE-2026-20418
Critical · 9.8CVSS
9.8
EPSS
0.4%
Published
Feb 2, 2026
CISA due date
—
The record
In Thread, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465153; Issue ID: MSV-4927.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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