CVE-2026-77572

VeraCrypt provides disk encryption with strong security based on TrueCrypt. In 1.26.29 and earlier, selected metadata IOCTL handlers in the VeraCrypt Windows veracrypt.sys driver accept caller-supplied object-manager and device paths broader than supported VeraCrypt workflows require. A local user who can open the intentionally user-accessible \.\VeraCrypt device can use TC_IOCTL_GET_RESOLVED_SYMLINK, TC_IOCTL_GET_DRIVE_PARTITION_INFO, VC_IOCTL_GET_DRIVE_GEOMETRY_EX, or the legacy TC_IOCTL_GET_DRIVE_GEOMETRY handler to make src/Driver/Ntdriver.c perform kernel-context symbolic-link or disk-device lookups outside the intended path scope. This can disclose low-sensitivity drive-letter targets, partition information, disk geometry, GPT or MBR state, and limited object-manager path metadata.

CVSS v3 3.3 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/veracrypt/VeraCrypt/commit/ca35405421df549e75f1f241259bdda0c5b67d40
https://github.com/veracrypt/VeraCrypt/releases/tag/VeraCrypt_1.26.29
https://github.com/veracrypt/VeraCrypt/security/advisories/GHSA-9mgv-w2fw-3m78

Configurations

No configuration.

History

14 Oct 2026, 16:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-14 16:17

Updated : 2026-10-16 16:00

NVD link : CVE-2026-77572

Mitre link : CVE-2026-77572

CVE.ORG link : CVE-2026-77572

JSON object : View

Products Affected

No product.

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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