The Events Calendar <= 6.2.8.2 - Unauthenticated Sensitive Information Exposure

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2023-6557
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-02-05 22:15:55 UTC
Updated2026-04-08 19:18:56 UTC
DescriptionThe The Events Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 6.2.8.2 via the route function hooked into wp_ajax_nopriv_tribe_dropdown. This makes it possible for unauthenticated attackers to extract potentially sensitive data including post titles and IDs of pending, private and draft posts.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.006930000 probability, percentile 0.719010000 (date 2026-04-22)

Problem Types: CWE-862 | NVD-CWE-noinfo | CWE-862 CWE-862 Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Stellarwp The Events Calendar All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Stellarwp The Events Calendar affected 6.2.8.2 semver Not specified

References

ReferenceSourceLinkTags
plugins.trac.wordpress.org/changeset af854a3a-2127-422b-91ae-364da2661108 plugins.trac.wordpress.org Product
www.wordfence.com/threat-intel/vulnerabilities/id/fc40196e-c0f3-4bc6-ac4b-b8669... af854a3a-2127-422b-91ae-364da2661108 www.wordfence.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Nicolas Decayeux (en)

Additional Advisory Data

SourceTimeEvent
CNA2023-12-06T00:00:00.000ZVendor Notified
CNA2024-01-12T00:00:00.000ZDisclosed
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