CVE-2024-0855

CVE-2024-0855 is a medium-severity vulnerability in Spiffyplugins Spiffy Calendar 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.

Key facts

Description

The Spiffy Calendar WordPress plugin before 4.9.9 doesn't check the event_author parameter, and allows any user to alter it when creating an event, leading to deceiving users/admins that a page was created by a Contributor+.

Frequently asked questions

What is CVE-2024-0855?
The Spiffy Calendar WordPress plugin before 4.9.9 doesn't check the event_author parameter, and allows any user to alter it when creating an event, leading to deceiving users/admins that a page was created by a Contributor+.
How severe is CVE-2024-0855?
CVE-2024-0855 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 none, integrity low, and availability none.
Is CVE-2024-0855 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-0855?
CVE-2024-0855 affects Spiffyplugins Spiffy Calendar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-0855?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-0855 have an EU (EUVD) identifier?
Yes. CVE-2024-0855 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-16638.
When was CVE-2024-0855 published?
CVE-2024-0855 was published on 2024-02-27 and last updated on 2026-06-17.

References

Affected products (1)

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