CVE-2025-5084
CVE-2025-5084 is a medium-severity vulnerability in Addonmaster Post Grid Master with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- EPSS exploit prediction: 1% (40th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-22509
- Weakness: CWE-79
- Affected product: Addonmaster Post Grid Master
- Published:
- Last modified:
Description
The Post Grid Master plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘argsArray['read_more_text']’ parameter in all versions up to, and including, 3.4.13 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Frequently asked questions
- What is CVE-2025-5084?
- The Post Grid Master plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘argsArray['read_more_text']’ parameter in all versions up to, and including, 3.4.13 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
- How severe is CVE-2025-5084?
- CVE-2025-5084 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2025-5084 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-5084?
- CVE-2025-5084 affects Addonmaster Post Grid Master. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-5084?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-5084 have an EU (EUVD) identifier?
- Yes. CVE-2025-5084 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22509.
- When was CVE-2025-5084 published?
- CVE-2025-5084 was published on 2025-07-24 and last updated on 2026-06-17.
References
- https://github.com/Fr1t0viski/PoCs/blob/main/XSS_GridMaster
- https://plugins.trac.wordpress.org/browser/ajax-filter-posts/tags/3.4.13/inc/functions.php
- https://plugins.trac.wordpress.org/browser/ajax-filter-posts/tags/3.4.14/inc/functions.php
- https://wordpress.org/plugins/ajax-filter-posts/#developers
- https://www.wordfence.com/threat-intel/vulnerabilities/id/08137a9e-6e4d-4ca6-954e-e98a44b0c9be?source=cve
Affected products (1)
- cpe:2.3:a:addonmaster:post_grid_master:*:*:*:*:*:wordpress:*:*
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