CVE-2026-44599: CWE-669 Incorrect Resource Transfer Between Spheres in torproject Tor
Tor before 0.4.9.7 can attempt or accept BEGIN_DIR via conflux legs, aka TROVE-2026-008.
AI Analysis
Technical Summary
This vulnerability in Tor prior to version 0.4.9.7 involves the software attempting or accepting BEGIN_DIR commands through conflux legs, which is an incorrect resource transfer between security spheres (CWE-669). The issue is cataloged as CVE-2026-44599 and TROVE-2026-008. The CVSS 3.1 base score is 3.7, reflecting a low severity with network attack vector, high attack complexity, no privileges required, no user interaction, unchanged scope, no confidentiality or availability impact, and limited integrity impact. No patch or official remediation level has been published by the vendor as of the data provided.
Potential Impact
The vulnerability may allow limited integrity impact due to improper handling of BEGIN_DIR requests via conflux legs. There is no impact on confidentiality or availability. Given the low CVSS score and absence of known exploits, the immediate risk is low.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or temporary mitigation is currently documented, users should monitor vendor communications for updates. No specific mitigation actions are recommended at this time.
CVE-2026-44599: CWE-669 Incorrect Resource Transfer Between Spheres in torproject Tor
Description
Tor before 0.4.9.7 can attempt or accept BEGIN_DIR via conflux legs, aka TROVE-2026-008.
CVSS v3.1
Score 3.7low
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Tor prior to version 0.4.9.7 involves the software attempting or accepting BEGIN_DIR commands through conflux legs, which is an incorrect resource transfer between security spheres (CWE-669). The issue is cataloged as CVE-2026-44599 and TROVE-2026-008. The CVSS 3.1 base score is 3.7, reflecting a low severity with network attack vector, high attack complexity, no privileges required, no user interaction, unchanged scope, no confidentiality or availability impact, and limited integrity impact. No patch or official remediation level has been published by the vendor as of the data provided.
Potential Impact
The vulnerability may allow limited integrity impact due to improper handling of BEGIN_DIR requests via conflux legs. There is no impact on confidentiality or availability. Given the low CVSS score and absence of known exploits, the immediate risk is low.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or temporary mitigation is currently documented, users should monitor vendor communications for updates. No specific mitigation actions are recommended at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-05-07T02:11:55.866Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69fc01afcbff5d86105e8a2b
Added to database: 05/07/2026, 03:06:23 UTC
Last enriched: 05/14/2026, 03:51:50 UTC
Last updated: 06/23/2026, 14:09:12 UTC
Views: 239
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