CVE-2024-6883 | Event Espresso 4 Decaf – Event Registration Event Ticketing <= 4.10.46.decaf- Authenticated (Subscriber+) Missing Authorization to Limited Plugin Settings Modification

The Event Espresso 4 Decaf – Event Registration Event Ticketing plugin for WordPress is vulnerable to limited unauthorized plugin settings modification due to a missing capability check on the saveTimezoneString and some other functions in all versions up to and including 4.10.46.decaf. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify some of the plugin settings.

Published: 2024-08-21 Last update: 2026-04-08 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-6883 is rated Low Risk (33.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.25%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-6883

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-04-29 0.25% 0.25% -0.01%
2 2026-04-21 0.19% 0.25% +0.07%
3 2025-11-21 0.19%

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-6883

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
2.8 1.4 [email protected]

Weakness enumeration for CVE-2024-6883

Affected software / configurations for CVE-2024-6883

Vendor Product Version Raw CPE
eventespresso event_espresso < 5.0.22 cpe:2.3:a:eventespresso:event_espresso:*:*:*:*:decaf:wordpress:*:*

References for CVE-2024-6883

cvelogic Threat Intelligence