CVE-2025-15488
Published: March 26, 2026· Updated: Mar 26, 2026
Official Description
The Responsive Plus WordPress plugin before 3.4.3 is vulnerable to arbitrary shortcode execution due to the software allowing unauthenticated users to execute the update_responsive_woo_free_shipping_left_shortcode AJAX action that does not properly validate the content_rech_data parameter before processing it as a shortcode.
Technical Analysis
CVE-2025-15488 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CISA has added CVE-2025-15488 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-15488 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1