Cyber Posture

CVE-2026-44599

Low

Published: 07 May 2026

Published
07 May 2026
Modified
07 May 2026
KEV Added
Patch
CVSS Score 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0004 11.4th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-44599 is a low-severity Incorrect Resource Transfer Between Spheres (CWE-669) vulnerability in Torproject Tor. Its CVSS base score is 3.7 (Low).

Operationally, ranked at the 11.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-669

Enforces proper authorization rules for any resource or data transfer between different spheres.

addresses: CWE-669

Accountability, documentation, and protection requirements ensure correct transfer of media resources between spheres.

addresses: CWE-669

Reduces incorrect transfers between spheres by establishing clear, separate domains for different sensitivities or functions.

addresses: CWE-669

It governs all resource transfers between spheres, preventing incorrect or unauthorized movement of data or capabilities across domain interfaces.

addresses: CWE-669

Addresses incorrect transfer of resources to an uncontrolled sphere by requiring approved destruction or sanitization methods.

MITRE ATT&CK Enterprise TechniquesAI

Insufficient information to map techniques.
Confidence: LOW · MITRE ATT&CK Enterprise v18.1

NVD Description

Tor before 0.4.9.7 can attempt or accept BEGIN_DIR via conflux legs, aka TROVE-2026-008.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)

Affected Products

torproject
tor
≤ 0.4.9.7

CVEs Like This One

CVE-2026-44600Same product: Torproject Tor
CVE-2026-44602Same product: Torproject Tor
CVE-2026-44603Same product: Torproject Tor
CVE-2026-44597Same product: Torproject Tor
CVE-2026-44601Same product: Torproject Tor
CVE-2026-31431Shared CWE-669
CVE-2026-25253Shared CWE-669
CVE-2026-33265Shared CWE-669
CVE-2025-41660Shared CWE-669
CVE-2026-42997Shared CWE-669

References