CVE-2026-20452

high

Published 2026-06-01 · Modified 2026-06-02

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

8.0

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

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.0

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.

Predictions

Exploit likelihood

77%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact

Vendor	Product	Versions
mediatek	mt6890	`-`
mediatek	mt7615	`-`
mediatek	mt7915	`-`
mediatek	mt7916	`-`
mediatek	mt7981	`-`
mediatek	mt7986	`-`
mediatek	mt7990	`-`
mediatek	mt7992	`-`
mediatek	mt7993	`-`

References

https://corp.mediatek.com/product-security-bulletin/June-2026

CWEs

CWE-122

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.