PT-2026-22561 · Qualcomm · Qualcomm Wlan Driver

Published 2026-03-02 · Updated 2026-03-03 · CVE-2026-20436

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Qualcomm WLAN STA Driver (affected versions not specified)

Description The WLAN STA driver contains a flaw due to a missing bounds check. This could allow a malicious actor who already has System privileges to escalate their privileges locally. User interaction is not required for exploitation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2026-20436

Affected Products

Qualcomm Wlan Driver

References · 9

• https://osv.dev/vulnerability/CVE-2026-20436 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-20436 · Security Note
• https://corp.mediatek.com/product-security-bulletin/March-2026 · Vendor Advisory
• https://t.me/CVEtracker/46098 · Telegram Post
• https://t.me/cveNotify/153838 · Telegram Post
• https://twitter.com/infoflowcloud/status/2028405157273223492 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2028427567473054133 · Twitter Post
• https://twitter.com/CVEnew/status/2028403573734740022 · Twitter Post
• https://t.me/cveNotify/153899 · Telegram Post