Unauthenticated calendar deletion via unprotected AJAX action
Published May 15, 2025 · Updated Aug 27, 2025
Missing authorization in Total Soft Event Calendar 1.0.4 and earlier allows remote attackers to delete arbitrary calendars. The TotalSoftCalEv_Del WordPress AJAX action accepts an attacker-supplied calendar identifier and deletes the selected calendar without checking authorization. No authentication or user interaction is required, and exploitation deletes calendar data without granting broader site access.
Summary
What happened
Missing authorization in Total Soft Event Calendar 1.0.4 and earlier allows remote attackers to delete arbitrary calendars. The TotalSoftCalEv_Del WordPress AJAX action accepts an attacker-supplied calendar identifier and deletes the selected calendar without checking authorization. No authentication or user interaction is required, and exploitation deletes calendar data without granting broader site access.
The record
- CVE
- CVE-2024-8700
- Published
- May 15, 2025
- Updated
- Aug 27, 2025
- Vendor
- Total Soft
- Product
- Event Calendar
- Classifications
- CWE-862, T1485
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- May 15, 2025CVE publishedPublication date reported by the CVE source.
- Aug 27, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <=1.0.4
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
- WPScan browser-console proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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