SecuriTricks - CVE-2025-67818

Description

An issue was discovered in Weaviate OSS before 1.33.4. An attacker with access to insert data into the database can craft an entry name with an absolute path (e.g., /etc/...) or use parent directory traversal (../../..) to escape the restore root when a backup is restored, potentially creating or overwriting files in arbitrary locations within the application's privilege scope.

Product(s) Impacted

Vendor	Product	Versions
Weaviate	Weaviate	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	weaviate	weaviate	/	/	/	/	/	/	/	/

References

https://github.com/weaviate/weaviate

https://weaviate.io/blog/weaviate-security-release-november-2025

CVSS Score

7.2 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: HIGH
Scope: UNCHANGED
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH

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

View Vector String

Timeline

Published: Dec. 12, 2025, 5:15 p.m.
Last Modified: Dec. 19, 2025, 3:43 p.m.

Status : Analyzed

CVE has had analysis completed and all data associations made.

More info

Source

cve@mitre.org

CVE-2025-67818