Low severity3.3NVD Advisory· Published Feb 6, 2026· Updated Apr 29, 2026
CVE-2026-1998
CVE-2026-1998
Description
A flaw has been found in micropython up to 1.27.0. This vulnerability affects the function mp_import_all of the file py/runtime.c. This manipulation causes memory corruption. The attack needs to be launched locally. The exploit has been published and may be used. Patch name: 570744d06c5ba9dba59b4c3f432ca4f0abd396b6. It is suggested to install a patch to address this issue.
Affected products
1Patches
1570744d06c5bhttps://github.com/dpgeorge/micropythonvia nvd-ref
Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
7- github.com/dpgeorge/micropython/commit/570744d06c5ba9dba59b4c3f432ca4f0abd396b6nvdPatch
- github.com/micropython/micropython/issues/18639nvdExploitIssue Tracking
- github.com/micropython/micropython/issues/18639nvdExploitIssue Tracking
- github.com/micropython/micropython/pull/18671nvdExploitIssue Tracking
- vuldb.comnvdExploitThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdPermissions RequiredVDB Entry
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