PULSE
FEED
ransomsilentransomgroup reclama a A&O Shearman · GB · Professional Servicesransomsilentransomgroup reclama a J...ransomhyflock reclama a tcadarwin · AU · Otherransombyod reclama a Providence · Healthcareransombyod reclama a Toyota · JP · Manufacturingransomorova reclama a Herminio India Precision Technology · IN · Manufacturingransomkrybit reclama a Actualize Consulting · US · Professional Servicesransomclimax inc reclama a Redacted Redactedransomclimax inc reclama a Nepal Electricity Authority · NP · Energy & Utilitiesransomclimax inc reclama a Frolina Home · BR · Retail & E-Commerceransombooba project reclama a COMPUTER TASK GROUP, Inc. · US · Technologyransombooba project reclama a Georgetown Sleep Center · US · Healthcareransombooba project reclama a Collier Sports Medicine and Orthopedic Center · US · Healthcareransombooba project reclama a El Portal Imaging Center · MX · Healthcareransomsilentransomgroup reclama a A&O Shearman · GB · Professional Servicesransomsilentransomgroup reclama a J...ransomhyflock reclama a tcadarwin · AU · Otherransombyod reclama a Providence · Healthcareransombyod reclama a Toyota · JP · Manufacturingransomorova reclama a Herminio India Precision Technology · IN · Manufacturingransomkrybit reclama a Actualize Consulting · US · Professional Servicesransomclimax inc reclama a Redacted Redactedransomclimax inc reclama a Nepal Electricity Authority · NP · Energy & Utilitiesransomclimax inc reclama a Frolina Home · BR · Retail & E-Commerceransombooba project reclama a COMPUTER TASK GROUP, Inc. · US · Technologyransombooba project reclama a Georgetown Sleep Center · US · Healthcareransombooba project reclama a Collier Sports Medicine and Orthopedic Center · US · Healthcareransombooba project reclama a El Portal Imaging Center · MX · Healthcare
← All CVEs
CVE WatchNov 10, 2026

CVE-2026-34017

Heap-based buffer overflow for some Hyperscan before version v5.4.2.1 within Ring 3: User Applications may allow a denial of service. Unpriv

CVSS

—

No CVSS

EPSS

—

KEV

—

Exploit Today

0

0-100

Published: Nov 10, 2026 · Last modified: Nov 10, 2026 · CWE-122

EPSS · 30d

Not enough EPSS history yet.

Technical description

Heap-based buffer overflow for some Hyperscan before version v5.4.2.1 within Ring 3: User Applications may allow a denial of service. Unprivileged software adversary with an unauthenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires passive user interaction. The potential vulnerability may impact the confidentiality (none), integrity (low) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

Official references
Related CVEs
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-970156.8 MED
—
——0Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.4h
CVE-2026-969937.5 HIG
—
——0Release of invalid pointer or reference in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.4h
CVE-2026-961847.8 HIG
—
——0Heap-based buffer overflow in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.4h
CVE-2026-961648.8 HIG
—
——0Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code over a network.4h
CVE-2026-961579.8 CRI
—
——0Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.3h
CVE-2026-961537.0 HIG
—
——0Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges locally.4h