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BookIt Plugin CVE-2026-84767

| EUVDEUVD-2026-70579 MEDIUM
Insufficient Verification of Data Authenticity (CWE-345)
2026-09-03 Patchstack GHSA-vg3m-xq6r-8qfh
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 bypass with only low integrity impact; no confidentiality or availability impact confirmed by description and CVSS signals.

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

1
Analysis Generated
Sep 03, 2026 - 17:19 vuln.today

DescriptionCVE.org

Unauthenticated Bypass Vulnerability in BookIt <= 2.6.0.3 versions.

AnalysisAI

Unauthenticated bypass in the BookIt WordPress plugin (versions <= 2.6.0.3) allows remote attackers to circumvent an authentication or authorization control with low-integrity impact. The flaw, rooted in CWE-345 (Insufficient Verification of Data Authenticity), enables attackers to perform actions that should be restricted - likely manipulating booking-related state without holding a valid session or credentials. …

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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 Exploitation requires only network access to a WordPress site running BookIt version 2.6.0.3 or earlier - no authentication, no special account, and no user interaction are needed (confirmed by CVSS PR:N/UI:N). … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The provided CVSS score of 5.3 (Medium) reflects a limited-impact bypass: integrity is affected at a Low level (I:L) with no confidentiality or availability impact, suggesting the attacker cannot read sensitive data or crash the service but may be able to create, modify, or cancel bookings without authorization. … 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 BookIt plugin to a version beyond 2.6.0.3 as soon as a patched release is available from the plugin developer or the WordPress.org plugin repository. … Detailed patch versions, workarounds, and compensating controls in full report.

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CVE-2026-84767 vulnerability details – vuln.today

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