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MarketKing EUVDEUVD-2026-70970

| CVE-2026-85311 MEDIUM
Missing Authorization (CWE-862)
2026-09-04 Patchstack GHSA-4j6r-jmmc-298x
WordPress Authentication Bypass Wordpress Plugin Marketking
5.3
CVSS 3.1 · Vendor: Patchstack
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Severity by source

Vendor (Patchstack) PRIMARY
5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
vuln.today AI
5.3 MEDIUM

Unauthenticated network access with no complexity; missing authorization yields only partial integrity modification, no confidentiality or availability impact.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (Patchstack).

CVSS VectorVendor: Patchstack

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Sep 04, 2026 - 09:06 vuln.today
CVE Published
Sep 04, 2026 - 08:07 cve.org
MEDIUM 5.3

DescriptionCVE.org

Missing Authorization vulnerability in Kings Plugins MarketKing allows Exploiting Incorrectly Configured Access Control Security Levels.

This issue affects MarketKing: from n/a through 2.1.60.

AnalysisAI

Missing Authorization in MarketKing WordPress plugin (≤2.1.60) allows unauthenticated remote attackers to perform integrity-affecting actions by exploiting incorrectly configured access control security levels. The CVSS vector (PR:N/UI:N/AV:N) confirms no authentication or user interaction is required. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation No special conditions - remote unauthenticated exploitation against default configurations of the MarketKing plugin (WordPress WooCommerce multivendor marketplace) through version 2.1.60. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 5.3 Medium with AV:N/AC:L/PR:N/UI:N/S:U reflects a remotely exploitable, low-complexity flaw with no authentication required, but the impact ceiling is limited - C:N and A:N constrain the worst case to partial integrity modification (I:L). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Update the MarketKing plugin to a version beyond 2.1.60 as soon as a patched release is available; consult the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/marketking-multivendor-marketplace-for-woocommerce/vulnerability/wordpress-marketking-plugin-2-1-60-broken-access-control-vulnerability for the confirmed fix version, which is not specified in currently available data. … Detailed patch versions, workarounds, and compensating controls in full report.
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EUVD-2026-70970 vulnerability details – vuln.today
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