CVE-2026-3006
CVE-2026-3006 is a high-severity vulnerability with a CVSS 3.x base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-362.
Key facts
- Severity: High (CVSS 3.x base score 7.0)
- EPSS exploit prediction: 0% (1st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-25755
- Weakness: CWE-362
- Published:
- Last modified:
Description
Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.
Frequently asked questions
- What is CVE-2026-3006?
- Successful exploitation of the race condition vulnerability could allow an attacker to trigger a kernel heap overflow, potentially leading to local privilege escalation and granting system-level access to the affected software.
- How severe is CVE-2026-3006?
- CVE-2026-3006 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-3006 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-3006?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-3006 have an EU (EUVD) identifier?
- Yes. CVE-2026-3006 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25755.
- When was CVE-2026-3006 published?
- CVE-2026-3006 was published on 2026-04-27 and last updated on 2026-06-30.
References
- https://github.com/winfsp/winfsp/releases/tag/v2.2B1
- https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-043
- https://access.redhat.com/security/cve/CVE-2026-3006
- https://bugzilla.redhat.com/show_bug.cgi?id=2463150
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3006.json
Other CWE-362 (Race Condition) vulnerabilities
- CVE-2022-27626 — Critical (CVSS 10.0): A vulnerability regarding concurrent execution using shared resource with improper synchronization ('Race Condition')…
- CVE-2015-8556 — Critical (CVSS 10.0): Local privilege escalation vulnerability in the Gentoo QEMU package before 2.5.0-r1.
- CVE-2014-0703 — Critical (CVSS 10.0): Cisco Wireless LAN Controller (WLC) devices 7.4 before 7.4.110.0 distribute Aironet IOS software with a race condition…
- CVE-2010-1228 — Critical (CVSS 10.0): Multiple race conditions in the sandbox infrastructure in Google Chrome before 4.1.249.1036 have unspecified impact and…
- CVE-2008-6598 — Critical (CVSS 10.0): Multiple race conditions in WANPIPE before 3.3.6 have unknown impact and attack vectors related to "bri restart logic."
- CVE-2026-46137 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential…