CVE-2026-16564

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-08-03. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

The Dokan: AI Powered WooCommerce Multivendor Marketplace Solution WordPress plugin before 5.0.9 does not verify order ownership on a REST endpoint that performs bulk order-status changes, allowing users with a Dokan vendor account to modify the status of any WooCommerce order on the marketplace, including orders belonging to other vendors and the store's own customers.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
5%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 3, 2026

Advisory Details (1)

Auto-updated Aug 3, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Dokan < 5.0.9 – Vendor+ Arbitrary Order Status Modification via orders/bulk-actions REST Endpoint | CVE 2026-16564 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/293f5040-5831-483a-9e63-cbbcb3e7d28f/

Vendor Advisories for CVE-2026-16564(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 19× in last 7d / 56× 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. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 08:16 UTCEG score recompute
  3. 2026-08-20 08:16 UTCGHSA enrichment
  4. 2026-08-19 17:03 UTCEPSS rescore
  5. 2026-08-19 07:26 UTCEG score recompute
  6. 2026-08-19 07:26 UTCGHSA enrichment
  7. 2026-08-18 13:48 UTCEPSS rescore
  8. 2026-08-18 06:36 UTCEG score recompute
  9. 2026-08-18 06:36 UTCGHSA enrichment
  10. 2026-08-17 13:47 UTCEPSS rescore
  11. 2026-08-17 05:46 UTCEG score recompute
  12. 2026-08-17 05:46 UTCGHSA enrichment
  13. 2026-08-16 14:56 UTCEPSS rescore
  14. 2026-08-16 04:16 UTCEG score recompute
  15. 2026-08-16 04:16 UTCGHSA enrichment
  16. 2026-08-16 02:14 UTCEPSS rescore
  17. 2026-08-15 03:26 UTCEG score recompute
  18. 2026-08-15 03:26 UTCGHSA enrichment
  19. 2026-08-15 01:30 UTCEPSS rescore
  20. 2026-08-14 02:35 UTCEG score recompute
  21. 2026-08-14 02:35 UTCGHSA enrichment
  22. 2026-08-13 22:00 UTCEPSS rescore
  23. 2026-08-13 01:46 UTCEG score recompute
  24. 2026-08-13 01:46 UTCGHSA enrichment
  25. 2026-08-12 13:50 UTCEPSS rescore
Show 31 more
  1. 2026-08-12 00:56 UTCEG score recompute
  2. 2026-08-12 00:56 UTCGHSA enrichment
  3. 2026-08-11 13:42 UTCEPSS rescore
  4. 2026-08-11 00:06 UTCEG score recompute
  5. 2026-08-11 00:06 UTCGHSA enrichment
  6. 2026-08-11 00:00 UTCEPSS rescore
  7. 2026-08-09 23:16 UTCEG score recompute
  8. 2026-08-09 23:16 UTCGHSA enrichment
  9. 2026-08-09 13:46 UTCEPSS rescore
  10. 2026-08-08 22:27 UTCEG score recompute
  11. 2026-08-08 22:27 UTCGHSA enrichment
  12. 2026-08-08 16:37 UTCEPSS rescore
  13. 2026-08-07 21:37 UTCEG score recompute
  14. 2026-08-07 21:37 UTCGHSA enrichment
  15. 2026-08-06 20:47 UTCEG score recompute
  16. 2026-08-06 20:47 UTCGHSA enrichment
  17. 2026-08-06 13:46 UTCEPSS rescore
  18. 2026-08-05 19:57 UTCEG score recompute
  19. 2026-08-05 19:57 UTCGHSA enrichment
  20. 2026-08-05 19:17 UTCEPSS rescore
  21. 2026-08-04 19:07 UTCEG score recompute
  22. 2026-08-04 19:07 UTCGHSA enrichment
  23. 2026-08-04 15:10 UTCEPSS rescore
  24. 2026-08-04 10:38 UTCEPSS rescore
  25. 2026-08-03 18:17 UTCGHSA enrichment
  26. 2026-08-03 17:55 UTCEG score recompute▲ 4.30
  27. 2026-08-03 17:54 UTCGHSA enrichment
  28. 2026-08-03 17:53 UTCMITRE cvelistV5CVSS v3 → 4.3 · severity → MEDIUM
  29. 2026-08-03 07:22 UTCNVD update
  30. 2026-08-03 06:34 UTCEG score recompute
  31. 2026-08-03 06:33 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-16564?
CVE-2026-16564 is a medium vulnerability published on August 3, 2026. The Dokan: AI Powered WooCommerce Multivendor Marketplace Solution WordPress plugin before 5.0.9 does not verify order ownership on a REST endpoint that performs bulk order-status changes, allowing users with a Dokan vendor account to modify the status of any WooCommerce order on the marketplace,…
When was CVE-2026-16564 disclosed?
CVE-2026-16564 was first published in the National Vulnerability Database on August 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-16564 actively exploited?
CVE-2026-16564 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 95.1% of all scored CVEs.
What is the CVSS score of CVE-2026-16564?
CVE-2026-16564 has a CVSS v3.1 base score of 4.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-16564?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-16564, 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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