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CVE-2026-1146137.5HighCWE-401

CVE-2026-114613: MessagePack: Unbounded memory leak in msgpack C extension on strict_map_key validation failure

msgpack · msgpack-python

Affected: msgpack-python · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.5%probability of exploitation in the next 30 days

Percentile not published

7.5HighCVSS
LowHigh

DescriptionCVE.org

The full CVE record could not be read just now. It is linked under References, and this page fills in once it has been read.

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

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Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Vendor
msgpack
Published
October 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-114613 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References