Vulnerability · Published Jun 28, 2026 · Assigned by VulDB
CVE-2026-13507volcengine OpenViking Local VectorDB Primary-key Label str_to_uint64.py str_to_uint64 data authenticity
Medium 5.0
In plain English
A medium-severity insufficient verification of data authenticity in OpenViking from volcengine. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Official description
A vulnerability was detected in volcengine OpenViking up to 0.3.21. This affects the function str_to_uint64 of the file openviking/storage/vectordb/utils/str_to_uint64.py of the component Local VectorDB Primary-key Label Handler. The manipulation of the argument ID results in insufficient verification of data authenticity. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is reported as difficult. The pull request to fix this issue awaits acceptance.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| volcengine | OpenViking | 0.3.00.3.10.3.20.3.30.3.40.3.50.3.60.3.7 |
Weakness: CWE-345 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
References
- VDB-374515 | volcengine OpenViking Local VectorDB Primary-key Label str_to_uint64.py str_to_uint64 data authenticity vdb-entry, technical-description
- VDB-374515 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-13507 | CVE Analysis and Report third-party-advisory
- Submit #838791 | ByteDance / Volcengine OpenViking Commit 55a0c0ea15d55dca231fc3a1654474032478bcd8 (2026-03-25); affected released versions unknown CWE-345 Insufficient Verification of Data Authenticity third-party-advisory
- https://github.com/volcengine/OpenViking/issues/2263 issue-tracking
- https://github.com/volcengine/OpenViking/pull/2268 issue-tracking, patch
- https://github.com/volcengine/OpenViking/ product