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Vulnerability IntelligenceCVE-2026-44603

CVE-2026-44603

LOW3.7

Tor before 0

Published May 7, 2026

Modified 1 months ago

Details

Tor before 0.4.9.7 has an out-of-bounds read by one byte via a malformed BEGIN cell, aka TROVE-2026-007.

References

https://forum.torproject.org/c/news/tor-release-announcement/28

https://gitlab.torproject.org/tpo/core/tor/-/commit/1703df3d439c83c2184e259fad1cfa19240f9c89

https://gitlab.torproject.org/tpo/core/tor/-/work_items/41245

https://www.cve.org/CVERecord?id=CVE-2026-44603

https://www.openwall.com/lists/oss-security/2026/05/06/8

CVSS Analysis

CVSS v3.1

3.7

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

HighAC:H

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

LowA:L

3.7/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedMay 7, 2026

ModifiedMay 7, 2026

CVE-2026-44603 | Mondoo Vulnerability Intelligence