What is the CVSS score of CVE-2024-0855?

CVE-2024-0855 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2024-0855?

Yes, a public proof-of-concept exploit is available for CVE-2024-0855. Prioritise patching immediately. EPSS: 0.5%.

Spiffy Calendar CVE-2024-0855

MEDIUM

2024-02-27 contact@wpscan.com

WordPress Information Disclosure Spiffy Calendar

5.3

CVSS 3.1 · Vendor: wpscan

Severity by source

Vendor (wpscan) PRIMARY

5.3 MEDIUM

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

Primary rating from Vendor (wpscan) · only source for this CVE.

CVSS VectorVendor: wpscan

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Feb 27, 2024 - 09:15 cve.org

MEDIUM 5.3

DescriptionCVE.org

AnalysisAI

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. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

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+. Affected products include: Spiffyplugins Spiffy Calendar. Version information: before 4.9.9.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.