CVE-2026-74926

HIGHPre-NVD 7.17.1—
EchelonGraph scoreHIGH confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2026-09-16. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: None knownExposed: 0

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

The MultiVendorX WordPress plugin before 5.0.16 does not verify that a user owns the store they are acting on in one of its REST API routes, allowing any authenticated user, such as a subscriber, to overwrite any store's details and payout settings and to replace the record of who owns it.

CVSS v3
7.1
EG Score
7.1(high)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 17, 2026

Advisory Details (1)

Auto-updated Sep 17, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

MultiVendorX 5.0.0 – 5.0.15 – Subscriber+ Arbitrary Store Data and Ownership Overwrite via stores REST Endpoint | CVE 2026-74926 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/35ff7d7e-b3fe-4ae2-92cd-a122b8cdd97c/

Vendor Advisories for CVE-2026-74926(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 25× in last 7d / 37× 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. 2026-09-25 05:32 UTCGHSA enrichment
  2. 2026-09-24 17:16 UTCEG score recompute
  3. 2026-09-24 17:16 UTCGHSA enrichment
  4. 2026-09-24 14:04 UTCEPSS rescore
  5. 2026-09-24 05:00 UTCGHSA enrichment
  6. 2026-09-23 16:44 UTCGHSA enrichment
  7. 2026-09-23 04:27 UTCGHSA enrichment
  8. 2026-09-22 16:11 UTCEG score recompute
  9. 2026-09-22 16:10 UTCGHSA enrichment
  10. 2026-09-22 16:01 UTCEPSS rescore
  11. 2026-09-22 03:53 UTCEG score recompute
  12. 2026-09-22 03:53 UTCGHSA enrichment
  13. 2026-09-21 21:09 UTCEPSS rescore
  14. 2026-09-21 15:36 UTCGHSA enrichment
  15. 2026-09-21 03:20 UTCEG score recompute
  16. 2026-09-21 03:20 UTCGHSA enrichment
  17. 2026-09-20 20:16 UTCEPSS rescore
  18. 2026-09-20 15:03 UTCGHSA enrichment
  19. 2026-09-20 02:47 UTCEG score recompute
  20. 2026-09-20 02:47 UTCGHSA enrichment
  21. 2026-09-19 14:31 UTCGHSA enrichment
  22. 2026-09-19 02:14 UTCEG score recompute
  23. 2026-09-19 02:14 UTCGHSA enrichment
  24. 2026-09-18 19:28 UTCEPSS rescore
  25. 2026-09-18 13:56 UTCGHSA enrichment
Show 12 more
  1. 2026-09-18 01:40 UTCEG score recompute
  2. 2026-09-18 01:40 UTCGHSA enrichment
  3. 2026-09-17 13:24 UTCGHSA enrichment
  4. 2026-09-17 12:56 UTCEG score recompute▲ 7.10
  5. 2026-09-17 12:56 UTCGHSA enrichment
  6. 2026-09-17 12:54 UTCMITRE cvelistV5CVSS v3 → 7.1 · severity → HIGH
  7. 2026-09-16 21:02 UTCEG score recompute
  8. 2026-09-16 21:02 UTCGHSA enrichment
  9. 2026-09-16 14:08 UTCEPSS rescore
  10. 2026-09-16 06:21 UTCNVD update
  11. 2026-09-16 06:04 UTCEG score recompute
  12. 2026-09-16 06:02 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-74926?
CVE-2026-74926 is a high vulnerability published on September 16, 2026. The MultiVendorX WordPress plugin before 5.0.16 does not verify that a user owns the store they are acting on in one of its REST API routes, allowing any authenticated user, such as a subscriber, to overwrite any store's details and payout settings and to replace the record of who owns it.
When was CVE-2026-74926 disclosed?
CVE-2026-74926 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-74926 actively exploited?
CVE-2026-74926 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 75.5% of all scored CVEs.
What is the CVSS score of CVE-2026-74926?
CVE-2026-74926 has a CVSS v3.1 base score of 7.1 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-74926?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-74926, 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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