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CVE-2026-36355VulnerabilityPublished

rtl8192cd Wi-Fi kernel driver

Source GCVE Database

0
Authoritative record:CVE-2026-36355· High 7.7

Public exploit available (Exploit-DB) · CVSS 7.7 High.

Data as of 27 Oct 2026, 01:45 UTC

CVSS 3.1 base score
7.7High
How severe the flaw is on the 0–10 CVSS scale.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 5 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  4. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE ID reserved

    by MITRE Corporation

    , 29 days before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. In Threat Radar

    record ingested

    , the same day as disclosure

  4. First Exploit-DB entry (opens in a new tab)

    Realtek rtl819x - Local Privilege

    , 22 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
GitHubtotekuh/CVE-2026-36355pkg:github/totekuh/CVE-2026-36355Other threatsAffected
  • =3.4.14
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Since the vulnerability involves debug handlers compiled into production builds, mitigation may require rebuilding the driver without the _IOCTL_DEBUG_CMD_ macro or applying vendor-provided updates if available. Monitor vendor advisories for official patches. Until then, restrict local access to trusted users only.

Description

The rtl8192cd Wi-Fi kernel driver in the Realtek rtl819x Jungle SDK up to version 3.4.14B lacks access control on certain debug ioctl handlers, allowing unauthorized read and write memory operations. This vulnerability can lead to high-impact confidentiality and integrity breaches.

References

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