CVE-2026-13507

MEDIUMPre-NVD 5.05.0—
EchelonGraph scoreHIGH confidence

Score 5.0 from GitHub Security Advisory (severity: LOW) published 2026-06-29. a secondary CVSS source baseline 5.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.0Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.0
EG Score
5.0(high)
EPSS
3.6%
KEV
Not listed

Published

June 28, 2026

Last Modified

June 29, 2026

Advisory Details (3)

Auto-updated Jun 28, 2026
No patch confirmed yet. Sources: github_pr.
generic

GitHub - volcengine/OpenViking: OpenViking is an open-source context database designed specifically for AI Agents(such as openclaw). OpenViking unifies the management of context (memory, resources, and skills) that Agents need through a file system paradigm, enabling hierarchical context delivery and self-evolving. · GitHub

https://github.com/volcengine/OpenViking/
github_pr

Bind storage and crypto keys to security context

Upstream fix in progress (PR #2268 · volcengine/OpenViking, state=open)

https://github.com/volcengine/OpenViking/pull/2268
generic

[Bug]: Security context is omitted from storage identity and account key derivation · Issue #2263 · volcengine/OpenViking · GitHub

https://github.com/volcengine/OpenViking/issues/2263

Vendor Advisories for CVE-2026-13507(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 21× in last 7d / 26× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 16:29 UTCEG score recompute
  2. 2026-07-06 16:28 UTCGHSA enrichment
  3. 2026-07-06 16:27 UTCEPSS rescore
  4. 2026-07-05 17:00 UTCEG score recompute
  5. 2026-07-05 17:00 UTCGHSA enrichment
  6. 2026-07-05 02:30 UTCEPSS rescore
  7. 2026-07-05 02:30 UTCEPSS rescore
  8. 2026-07-04 17:41 UTCEG score recompute
  9. 2026-07-04 17:41 UTCGHSA enrichment
  10. 2026-07-04 06:31 UTCEPSS rescore
  11. 2026-07-03 18:22 UTCEG score recompute
  12. 2026-07-03 18:22 UTCGHSA enrichment
  13. 2026-07-02 19:04 UTCEG score recompute
  14. 2026-07-02 19:03 UTCGHSA enrichment
  15. 2026-07-01 19:44 UTCEG score recompute
  16. 2026-07-01 19:44 UTCGHSA enrichment
  17. 2026-07-01 15:06 UTCEPSS rescore
  18. 2026-07-01 15:06 UTCEPSS rescore
  19. 2026-06-30 23:22 UTCEPSS rescore
  20. 2026-06-30 20:25 UTCEG score recompute
  21. 2026-06-30 20:25 UTCGHSA enrichment
  22. 2026-06-29 21:07 UTCEG score recompute
  23. 2026-06-29 21:07 UTCGHSA enrichment
  24. 2026-06-29 14:06 UTCEPSS rescore
  25. 2026-06-28 21:48 UTCEG score recompute
Show 1 more
  1. 2026-06-28 21:47 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-13507?
CVE-2026-13507 is a medium vulnerability published on June 28, 2026. A vulnerability was detected in volcengine OpenViking up to 0.3.21. This affects the function strtouint64 of the file openviking/storage/vectordb/utils/strtouint64.py of the component Local VectorDB Primary-key Label Handler. The manipulation of the argument ID results in insufficient verification…
When was CVE-2026-13507 disclosed?
CVE-2026-13507 was first published in the National Vulnerability Database on June 28, 2026, with the most recent update on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13507 actively exploited?
CVE-2026-13507 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-13507?
CVE-2026-13507 has a CVSS v3 base score of 5.0 (NVD).
How do I remediate CVE-2026-13507?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13507, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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