How severe is CVE-2023-3219?

CVE-2023-3219 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-3219 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3219?

CVE-2023-3219 affects Myeventon Eventon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3219?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-3219 published?

CVE-2023-3219 was published on 2023-07-10 and last updated on 2026-06-17.

CVE-2023-3219

CVE-2023-3219 is a medium-severity vulnerability in Myeventon Eventon with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-639.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Myeventon Eventon
Published: 2023-07-10
Last modified: 2026-06-17

Description

The EventON WordPress plugin before 2.1.2 does not validate that the event_id parameter in its eventon_ics_download ajax action is a valid Event, allowing unauthenticated visitors to access any Post (including unpublished or protected posts) content via the ics export functionality by providing the numeric id of the post.

Frequently asked questions

What is CVE-2023-3219?: The EventON WordPress plugin before 2.1.2 does not validate that the event_id parameter in its eventon_ics_download ajax action is a valid Event, allowing unauthenticated visitors to access any Post (including unpublished or protected posts) content via the ics export functionality by providing the numeric id of the post.
How severe is CVE-2023-3219?: CVE-2023-3219 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-3219 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3219?: CVE-2023-3219 affects Myeventon Eventon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3219?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3219 published?: CVE-2023-3219 was published on 2023-07-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:myeventon:eventon:*:*:*:*:*:wordpress:*:*

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