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CVE-2023-6158

20
FAUCET Score

CVE-2023-6158 is a missing capability check vulnerability in the EventON - WordPress Virtual Event Calendar Plugin, affecting all versions up to 4.5.4 (Pro) and 2.2.7 (free). This allows unauthenticated attackers to modify or delete arbitrary post metadata, potentially leading to data loss or content injection. With a CVSS score of 6.5 (Medium), it can be exploited remotely with low complexity and no user interaction, impacting data integrity and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.5.4CPE matchmatch criteria
cpe:2.3:a:myeventon:eventon:*:*:*:*:*:wordpress:*:*
<= 2.2.7CPE matchmatch criteria
cpe:2.3:a:myeventon:eventon-lite:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.57%
Probability of exploitation in next 30 days
EPSS Percentile
43.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0057 is in the 28th percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.myeventon.com / documentations/eventon-changelog
Release Notes
plugins.trac.wordpress.org / changeset/3017578/eventon-lite/trunk/includes/admin/class-admin-ajax.php
Patch
wordfence.com / threat-intel/vulnerabilities/id/19f94c4f-145b-4058-aabd-06525fce3cea
Third Party Advisory