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WP Data Access CVE-2026-81293

| EUVDEUVD-2026-68780 CRITICAL
SQL Injection (CWE-89)
2026-08-31 Patchstack GHSA-69cm-576w-cqq9
9.3
CVSS 3.1 · Vendor: Patchstack
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Severity by source

Vendor (Patchstack) PRIMARY
9.3 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
vuln.today AI
8.6 HIGH

Unauthenticated network SQLi with low complexity (AV:N/AC:L/PR:N/UI:N); high confidentiality via data exfiltration, low integrity/availability from possible query manipulation, scope unchanged as impact stays within the database.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/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
Changed
Confidentiality
High
Integrity
None
Availability
Low

Lifecycle Timeline

2
Analysis Generated
Aug 31, 2026 - 21:00 vuln.today
CVE Published
Aug 31, 2026 - 20:30 cve.org
CRITICAL 9.3

DescriptionCVE.org

Unauthenticated SQL Injection in WP Data Access <= 5.5.81 versions.

AnalysisAI

SQL injection in the WP Data Access WordPress plugin (versions <= 5.5.81) lets remote unauthenticated attackers inject arbitrary SQL through a vulnerable parameter, enabling extraction of sensitive database contents such as user credentials and secrets. The flaw is network-reachable with no authentication or user interaction, carries a high CVSS of 9.3, and was reported by Patchstack; no public exploit identified at time of analysis and it is not listed in CISA KEV.

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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 The affected WP Data Access plugin (any version <= 5.5.81) must be installed and active on a reachable WordPress site, exposing the vulnerable data-access endpoint. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L) describes a network, low-complexity, unauthenticated attack with high confidentiality impact and a scope change, which aligns with a serious pre-auth SQLi in a WordPress plugin. … 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 WP Data Access plugin to the latest available release above 5.5.81; the description bounds affected versions at <= 5.5.81, implying a fix in a subsequent version, but the exact patched version is not provided in the input, so consult the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/wp-data-access/vulnerability/wordpress-wp-data-access-plugin-5-5-81-sql-injection-vulnerability) and the plugin's WordPress.org changelog to confirm the fixed release before deploying. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, identify all WordPress installations using WP Data Access plugin versions 5.5.81 or earlier and document their locations; immediately disable the plugin on affected systems or implement Web Application Firewall rules to block SQL injection patterns if disabling is operationally infeasible. …

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CVE-2026-81293 vulnerability details – vuln.today

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