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WooCommerce Product Attachment CVE-2026-81774

| EUVDEUVD-2026-69931 HIGH
Exposure of Sensitive System Information to an Unauthorized Control Sphere (CWE-497)
2026-09-02 Patchstack GHSA-qhhg-349c-v2j6
7.5
CVSS 3.1 · Vendor: Patchstack
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Severity by source

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

Unauthenticated network-accessible file retrieval with no complexity or interaction; purely a confidentiality impact with no write or availability component.

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

Lifecycle Timeline

2
Analysis Generated
Sep 02, 2026 - 12:38 vuln.today
CVE Published
Sep 02, 2026 - 11:37 cve.org
HIGH 7.5

DescriptionCVE.org

Unauthenticated Sensitive Data Exposure in WooCommerce Product Attachment <= 2.3.3 versions.

AnalysisAI

Unauthenticated sensitive data exposure in dotstore's WooCommerce Product Attachment plugin (versions <= 2.3.3) allows remote, unauthenticated attackers to retrieve product attachment files that should be access-controlled. The vulnerability stems from insufficient authorization checks on attachment retrieval endpoints, classified under CWE-497 (Exposure of Sensitive System Information to an Unauthorized Control Sphere). …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
technique details hidden
Execution
technique details hidden
Impact
technique details hidden

Vulnerability AssessmentAI

Exploitation No authentication is required - exploitation is possible by any network-reachable attacker with no credentials or prior interaction (CVSS PR:N, UI:N). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 base score of 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N) accurately reflects the threat model: fully unauthenticated, network-exploitable, low-complexity access to potentially sensitive merchant files. … 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 WooCommerce Product Attachment plugin to a version above 2.3.3 as soon as it is available from the WordPress plugin repository or the dotstore vendor. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, identify all WordPress installations using dotstore's WooCommerce Product Attachment plugin version 2.3.3 or earlier and audit web server logs for unusual or bulk attachment downloads prior to vendor notification. …

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CVE-2026-81774 vulnerability details – vuln.today

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