Countdown tampering via unchecked AJAX handlers
Published Jun 6, 2024 · Updated Apr 8, 2026
Missing authorization in Countdown & Clock 2.7.8 and earlier allows remote authenticated users to inject PHP objects and alter countdowns. The conditionsRow and switchCountdown AJAX handlers process object and status-change inputs without capability checks. Subscriber-level access reaches both handlers, enabling unauthorized changes to stored countdown behavior and object injection within the WordPress process.
Summary
What happened
Missing authorization in Countdown & Clock 2.7.8 and earlier allows remote authenticated users to inject PHP objects and alter countdowns. The conditionsRow and switchCountdown AJAX handlers process object and status-change inputs without capability checks. Subscriber-level access reaches both handlers, enabling unauthorized changes to stored countdown behavior and object injection within the WordPress process.
The record
- CVE
- CVE-2024-2017
- Published
- Jun 6, 2024
- Updated
- Apr 8, 2026
- Vendor
- adamskaat
- Product
- Countdown, Coming Soon, Maintenance – Countdown & Clock
- Classifications
- CWE-862, T1565.001
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jun 6, 2024CVE publishedPublication date reported by the CVE source.
- Apr 8, 2026Record 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 <=2.7.8
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
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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