Vulnerability DatabaseCVE-2026-44597
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CVE-2026-44597
Published:May 07, 2026
Updated:August 06, 2026
Tor before 0.4.9.7 has an out-of-bounds read when an END, a TRUNCATE, or a TRUNCATED cell lacks a reason in its payload, aka TROVE-2026-011.
Affected Packages
https://gitlab.torproject.org/tpo/core/tor.git (SCM_GIT):
Affected version(s) >=tor-0.0.2 <tor-0.4.9.7
Fix Suggestion:
Update to version tor-0.4.9.7
Related Resources (6)
https://gitlab.torproject.org/tpo/core/tor/-/commit/8f98054b1982d00a14639864d03e9afd90b87481
https://www.openwall.com/lists/oss-security/2026/05/06/8
https://nvd.nist.gov/vuln/detail/CVE-2026-44597
https://forum.torproject.org/c/news/tor-release-announcement/28
https://gitlab.torproject.org/tpo/core/tor/-/work_items/41254
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44597.json
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CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Incorrect Provision of Specified Functionality
CWE-684
EPSS
Base Score:
0.45