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4 vulnerabilities found for Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress by wpcalc
CVE-2026-12115 (GCVE-0-2026-12115)
Vulnerability from nvd – Published: 2026-06-17 09:30 – Updated: 2026-06-17 10:36
VLAI
Title
Counter Box <= 2.0.13 - Authenticated (Administrator+) PHP Object Injection via Import
Summary
The Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 2.0.13 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present. Deserialization is triggered automatically upon the post-import redirect that renders the list table, and again when any item is opened for editing, requiring no additional navigation beyond the import action itself.
Severity
6.6 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-502 - Deserialization of Untrusted Data
Assigner
References
6 references
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| wpcalc | Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress |
Affected:
0 , ≤ 2.0.13
(semver)
|
Credits
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CVE-2024-13901 (GCVE-0-2024-13901)
Vulnerability from nvd – Published: 2025-03-01 05:30 – Updated: 2026-04-08 16:42
VLAI
Title
Counter Box: Add Engaging Countdowns, Timers & Counters to Your WordPress Site <= 2.0.6 - Authenticated (Administrator+) DOM-Based Stored Cross-Site Scripting
Summary
The Counter Box: Add Engaging Countdowns, Timers & Counters to Your WordPress Site plugin for WordPress is vulnerable to DOM-Based Stored Cross-Site Scripting via the ‘content’ parameter in all versions up to, and including, 2.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Severity
4.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| wpcalc | Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress |
Affected:
0 , ≤ 2.0.6
(semver)
|
Credits
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CVE-2026-12115 (GCVE-0-2026-12115)
Vulnerability from cvelistv5 – Published: 2026-06-17 09:30 – Updated: 2026-06-17 10:36
VLAI
Title
Counter Box <= 2.0.13 - Authenticated (Administrator+) PHP Object Injection via Import
Summary
The Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 2.0.13 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present. Deserialization is triggered automatically upon the post-import redirect that renders the list table, and again when any item is opened for editing, requiring no additional navigation beyond the import action itself.
Severity
6.6 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-502 - Deserialization of Untrusted Data
Assigner
References
6 references
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| wpcalc | Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress |
Affected:
0 , ≤ 2.0.13
(semver)
|
Credits
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CVE-2024-13901 (GCVE-0-2024-13901)
Vulnerability from cvelistv5 – Published: 2025-03-01 05:30 – Updated: 2026-04-08 16:42
VLAI
Title
Counter Box: Add Engaging Countdowns, Timers & Counters to Your WordPress Site <= 2.0.6 - Authenticated (Administrator+) DOM-Based Stored Cross-Site Scripting
Summary
The Counter Box: Add Engaging Countdowns, Timers & Counters to Your WordPress Site plugin for WordPress is vulnerable to DOM-Based Stored Cross-Site Scripting via the ‘content’ parameter in all versions up to, and including, 2.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Severity
4.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| wpcalc | Counter Box – Add Countdowns, Timers & Dynamic Counters to WordPress |
Affected:
0 , ≤ 2.0.6
(semver)
|
Credits
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