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JetPopup CVE-2026-27347

| EUVDEUVD-2026-70999 MEDIUM
Missing Authorization (CWE-862)
2026-09-04 Patchstack GHSA-669m-vjx9-jv4x
WordPress Wordpress Plugin Jetpopup Crocoblock
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:L/I:N/A:N
vuln.today AI
5.3 MEDIUM

Network-reachable unauthenticated endpoint with no complexity or interaction; impact is read-only data leakage, no integrity or availability effect.

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

Lifecycle Timeline

3
Metadata Corrected
Sep 04, 2026 - 11:40 vuln.today
tag: Authentication Bypass removed
Analysis Generated
Sep 04, 2026 - 11:15 vuln.today
CVE Published
Sep 04, 2026 - 10:49 cve.org
MEDIUM 5.3

DescriptionCVE.org

Missing Authorization vulnerability in Crocoblock JetPopup allows Exploiting Incorrectly Configured Access Control Security Levels.

This issue affects JetPopup: from n/a through 2.0.20.2.

AnalysisAI

Missing authorization checks in Crocoblock's JetPopup WordPress plugin (versions through 2.0.20.2) allow unauthenticated remote attackers to access functionality or data that should be restricted to authorized users. The flaw, classified as CWE-862 (Missing Authorization), enables exploitation of incorrectly configured access control levels, resulting in low-impact information disclosure with no integrity or availability consequence. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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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 JetPopup installed on any WordPress site running version 2.0.20.2 or earlier. … 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:U/C:L/I:N/A:N, score 5.3) reflects a straightforward network-reachable, no-auth-required flaw with limited confidentiality impact and no integrity or availability consequence. … 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 JetPopup to a version beyond 2.0.20.2 - the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/jet-popup/vulnerability/wordpress-jetpopup-plugin-2-0-20-2-broken-access-control-vulnerability) should be consulted for the confirmed fixed release once published. … Detailed patch versions, workarounds, and compensating controls in full report.
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CVE-2026-27347 vulnerability details – vuln.today
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