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CVE-2026-20452

Medium

Elevated severity or exploit probability.

CVSS base
8.0 HIGH
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.4%
37.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-122
Published 2026-06-01 · modified 2026-07-22

CVSS breakdown

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorAAdjacent
Attack ComplexityLLow
Privileges RequiredLLow
User InteractionNNone
ScopeUUnchanged
ConfidentialityHHigh
IntegrityHHigh
AvailabilityHHigh

Timeline

Description

In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295.

Affected

mediatek

References

Official: NVD · CVE.org